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No. of STCs: 448

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09010SC	Status: Historical	App Date: 02/24/1994	Rev Date: 07/21/2005
Description: Installation of a pilot's control wheel mounted, alternate gear horn silence switch.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09010SC	Status: Historical	App Date:	Rev Date: 03/06/1995
Description: Installation of a pilot's control wheel mounted, alternate gear horn silence switch.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09229SC	Status: Historical	App Date:	Rev Date: 11/06/1996
Description: Removal of mechanical factory nose baggage door stop assemblies and installation of pneumatic gas cylinder baggage door openers.
TC Nos.: A22CE, A27CE
Models: The Cessna Aircraft Company500, 501, 550, 551, 560, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09229SC	Status: Historical	App Date: 05/24/1996	Rev Date: 07/21/2005
Description: Removal of mechanical factory nose baggage door stop assemblies and installation of pneumatic gas cylinder baggage door openers.
TC Nos.: A22CE, A27CE
Models: The Cessna Aircraft Company500, 501, 550, 551, 560, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09377SC	Status: Historical	App Date: 01/12/1996	Rev Date: 07/21/2005
Description: Install P&W Model JT15D-4 engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09377SC	Status: Historical	App Date:	Rev Date: 08/27/1997
Description: Install P&W Model JT15D-4 engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1035SW	Status: Current	App Date: 07/25/1966	Rev Date: 12/01/1999
Description: Extend fuselage 48 inches
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1074SW	Status: Current	App Date: 06/02/1969	Rev Date: 12/01/1999
Description: Installation of aircraft combustion heater
TC Nos.: A-765
Models: Beechcraft CorporationD18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1075SW	Status: Current	App Date: 04/03/1969	Rev Date: 12/01/1999
Description: Conversion of outer wing panel from leading edge to 60% chord and from wing station 96.4 to station 181.8 into an integral fuel tank with associated modifications of substructure and fuel system
TC Nos.: A-765
Models: Beechcraft CorporationD18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1099SW	Status: Current	App Date: 11/07/1969	Rev Date: 12/01/1999
Description: Installation of bleed air shut-off valves.
TC Nos.: A5SW
Models: M7 Aerospace LLCSA26-AT, SA26-T
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA11050SC-D	Status: Historical	App Date: 03/13/2011	Rev Date: 10/07/2011
Description: Installation of a 3-tube Garmin G950 Avionics System with TCAS I, TAWS B and Graphical Weather
TC Nos.: A27CE
Models: Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA11050SC-D	Status: Historical	App Date: 03/01/2011	Rev Date: 05/16/2017
Description: Installation of Optional Engine Indicating System (EIS)
TC Nos.: A27CE
Models: Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1147SW	Status: Current	App Date: 03/19/1970	Rev Date: 12/01/1999
Description: Installation of main landing gear doors.
TC Nos.: A3EU
Models: Beechcraft CorporationDH.125 Series 1A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA123SW	Status: Current	App Date: 04/05/1962	Rev Date: 12/01/1999
Description: Installation of fiberglass horizontal stabilizer sho tips.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1242SW	Status: Current	App Date: 11/03/1970	Rev Date: 12/01/1999
Description: Installation of elongated fiberglass nose.
TC Nos.: A-765
Models: Beechcraft CorporationG18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA126SW	Status: Current	App Date: 09/14/1962	Rev Date: 12/01/1999
Description: Install dual actuator rod modification on elevator trim control tab.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1382WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of flap actuated aileron droop system.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, R182, T182, TR182
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1382WE	Status: Historical	App Date: 02/04/1966	Rev Date: 07/21/2005
Description: Installation of flap actuated aileron droop system.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, R182, T182, TR182
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1400NW	Status: Historical	App Date: 07/08/1980	Rev Date: 09/08/2005
Description: Removal of ailerons and install full span flaps, spoiler roll control system, and elevator downspring compensator.
TC Nos.: 3A15
Models: Raytheon Aircraft Company36, A36
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1400NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Removal of ailerons and install full span flaps, spoiler roll control system, and elevator downspring compensator.
TC Nos.: 3A15
Models: Raytheon Aircraft Company36, A36
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1418SW	Status: Current	App Date: 11/04/1971	Rev Date: 12/01/1999
Description: Seat installation.
TC Nos.: A2WE
Models: Sabreliner Aviation LLCNA-265-40
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA142NW	Status: Current	App Date: 12/05/1974	Rev Date: 07/31/2017
Description: Normal and restricted category installation of recontoured wing leading edge and stall fences. Options: wing strut fillet or wing tips.
TC Nos.: A9CE
Models: Textron Aviation Inc.188, 188A, A188, A188A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA142NW	Status: Historical	App Date: 12/05/1974	Rev Date: 09/08/2005
Description: Normal and restricted category installation of recontoured wing leading edge and stall fences. Options: wing strut fillet or wing tips.
TC Nos.: A9CE
Models: Textron Aviation Inc.188, 188A, A188, A188A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA142NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Normal and restricted category installation of recontoured wing leading edge and stall fences. Options: wing strut fillet or wing tips.
TC Nos.: A9CE
Models: The Cessna Aircraft Company188, 188A, A188
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1435WE	Status: Historical	App Date: 05/12/1967	Rev Date: 07/21/2005
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, except 180J and K, actuated elevator trip system and installation of SC-100 stall warning system. (180, A, B, C, D, E, F, G, H, J, K LANDPLANE; FLOATPLANE AND AMPHIBIAN)
TC Nos.: 5A6
Models: The Cessna Aircraft Company180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1435WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, except 180J and K, actuated elevator trip system and installation of SC-100 stall warning system. (180, A, B, C, D, E, F, G, H, J, K LANDPLANE; FLOATPLANE AND AMPHIBIAN)
TC Nos.: 5A6
Models: The Cessna Aircraft Company180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1441WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge (except A185F) stall fence, flap actuated elevator trim system and installation of SC-100 stall warning system. (A185F LANDPLANE; FLOATPLANE; AMPHIBIAN; SKIPLANE)
TC Nos.: 3A24
Models: The Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E, A185F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1441WE	Status: Historical	App Date: 05/12/1967	Rev Date: 07/21/2005
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge (except A185F) stall fence, flap actuated elevator trim system and installation of SC-100 stall warning system. (A185F LANDPLANE; FLOATPLANE; AMPHIBIAN; SKIPLANE)
TC Nos.: 3A24
Models: The Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E, A185F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1460SW	Status: Current	App Date: 04/26/1972	Rev Date: 12/01/1999
Description: Modification of 2-place aft couch installed under SA172CE to 3-place couch and addition of one oxygen dropout mask and associated changes to the oxygen system
TC Nos.: A2WE
Models: Sabreliner Aviation LLCNA-265-40
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1513WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of flap actuated aileron droop system recontoured wing leading edge and flap actuated elevator trim system. (206 EXCEPT TU206F, U206F, U206E, U206G, TU206G)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1513WE	Status: Historical	App Date: 05/12/1967	Rev Date: 07/21/2005
Description: Installation of flap actuated aileron droop system recontoured wing leading edge and flap actuated elevator trim system. (206 EXCEPT TU206F, U206F, U206E, U206G, TU206G)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1513WE	Status: Historical	App Date: 05/12/1967	Rev Date: 03/14/2006
Description: Installation of flap actuated aileron droop system recontoured wing leading edge and flap actuated elevator trim system. (206 EXCEPT TU206F, U206F, U206E, U206G, TU206G)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1513WE	Status: Current	App Date: 05/12/1967	Rev Date: 07/14/2017
Description: Installation of flap actuated aileron droop system recontoured wing leading edge and flap actuated elevator trim system. (206 EXCEPT TU206F, U206F, U206E, U206G, TU206G)
TC Nos.: A4CE
Models: Textron Aviation Inc.206
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1525WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of droop ailerons in flaps down mode, recontoured wing leading edge, and elevator trim spring (except on T210K, L, M, and210K, L, and M).
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, T210F, T210G, T210H, T210J, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1525WE	Status: Historical	App Date: 05/12/1967	Rev Date: 07/21/2005
Description: Installation of droop ailerons in flaps down mode, recontoured wing leading edge, and elevator trim spring (except on T210K, L, M, and210K, L, and M).
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, T210F, T210G, T210H, T210J, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA152RM	Status: Current	App Date: 03/15/1978	Rev Date: 07/31/2017
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A27CE
Models: Textron Aviation Inc.501
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA152RM	Status: Historical	App Date: 03/15/1978	Rev Date: 07/21/2005
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA152RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1538NM	Status: Historical	App Date: 12/23/1982	Rev Date: 09/08/2005
Description: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in Cessna Model 500, Serial No. 0304 only. Installation of medical systems.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1538NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of medical systems. (500 s/n 0304 only)
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA154NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of full span flaps by removing aileron and changing deployment route of all flaps.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA154NW	Status: Current	App Date: 12/16/1974	Rev Date: 07/31/2017
Description: Installation of full span flaps by removing aileron and changing deployment route of all flaps.
TC Nos.: A7SO
Models: Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA154NW	Status: Historical	App Date: 12/16/1974	Rev Date: 09/08/2005
Description: Installation of full span flaps by removing aileron and changing deployment route of all flaps.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1553NM	Status: Historical	App Date: 08/17/1982	Rev Date: 07/21/2005
Description: Installation of one or two 90 US gallons fuselage auxiliary fuel tank.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 55, Learjet 55B, Learjet 55C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1553NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of one or two 90 US gallons fuselage auxiliary fuel tank.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 55, Learjet 55B, Learjet 55C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1562NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of cargo liner and retention system.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1562NM	Status: Historical	App Date: 07/07/1983	Rev Date: 09/08/2005
Description: Installation of cargo liner and retention system.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1569NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of side-looking camera hatch.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1569NM	Status: Historical	App Date: 10/24/1983	Rev Date: 07/21/2005
Description: Installation of side-looking camera hatch.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1581SW	Status: Current	App Date: 12/21/1972	Rev Date: 12/01/1999
Description: Center section main wing spar reinforcement.
TC Nos.: A-2-582
Models: Beechcraft CorporationArmy AT-11
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1582SW	Status: Current	App Date: 12/21/1972	Rev Date: 12/01/1999
Description: Outer wing panel spar reinforcement
TC Nos.: A-2-582
Models: Beechcraft CorporationArmy AT-11
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1596NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of extended range fuselage auxiliary fuel tank.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1596NM	Status: Historical	App Date: 10/11/1983	Rev Date: 07/21/2005
Description: Installation of extended range fuselage auxiliary fuel tank.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1597NM	Status: Historical	App Date: 12/01/1983	Rev Date: 07/21/2005
Description: Installation of aft fuselage fuel tank fill system.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1597NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of aft fuselage fuel tank fill system.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1598NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of tailcone baggage compartment modification,including access door modification.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1598NM	Status: Historical	App Date: 02/27/1984	Rev Date: 07/21/2005
Description: Installation of tailcone baggage compartment modification,including access door modification.
TC Nos.: A14SW, A16SW
Models: Raytheon Aircraft CompanyMU-300, MU-300-10
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA161SW	Status: Current	App Date: 11/15/1962	Rev Date: 12/01/1999
Description: Install cabin picture windows left and right sides.
TC Nos.: A-765
Models: Beechcraft CorporationC-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, TC-45G
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1627WE	Status: Historical	App Date: 10/25/1967	Rev Date: 09/08/2005
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, conical cambered wing tips and flap actuated elevator trim spring.
TC Nos.: A23EU, A6CE
Models: Reims Aviation S.A.FT337GP The Cessna Aircraft Company337, 337A (USAF 02B), 337B, 337C, 337D, 337E, 337F, 337G, 337H, M337B (USAF 02A), P337H, T337B, T337C, T337D, T337E, T337F, T337G, T337H, T337H-SP
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1627WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, conical cambered wing tips and flap actuated elevator trim spring.
TC Nos.: A23EU, A6CE
Models: Reims Aviation S.A.FT337GP The Cessna Aircraft Company337, 337A (USAF 02B), 337B, 337C, 337D, 337E, 337F, 337G, 337H, M337B (USAF 02A), P337H, T337B, T337C, T337D, T337E, T337F, T337G, T337H, T337H-SP
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1655AC-T	Status: Current	App Date:	Rev Date: 05/17/2001
Description: Installation of Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex, generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A5CE
Models: Learjet Inc.Learjet 23
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1663NM	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Addition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1663NM	Status: Historical	App Date: 09/30/1981	Rev Date: 07/21/2005
Description: Addition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1689WE	Status: Historical	App Date: 05/12/1967	Rev Date: 07/21/2005
Description: Installation of drooped ailerons in flaps down mode, contoured wing leading edge and wing stall fences. (172A, B, C, D, E, F, G, H, K, L, M, N, P LANDPLANES AND FLOAT-PLANES) (172 LANDPLANES ONLY)
TC Nos.: 3A12
Models: The Cessna Aircraft Company172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1689WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons in flaps down mode, contoured wing leading edge and wing stall fences. (172A, B, C, D, E, F, G, H, K, L, M, N, P LANDPLANES AND FLOAT-PLANES) (172 LANDPLANES ONLY)
TC Nos.: 3A12
Models: The Cessna Aircraft Company172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA174RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of extended width cabin door.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA174RM	Status: Current	App Date: 04/30/1979	Rev Date: 07/21/2005
Description: Installation of extended width cabin door.
TC Nos.: A22CE
Models: Textron Aviation Inc.500, 550, 560
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1755NM	Status: Historical	App Date: 09/20/1982	Rev Date: 09/08/2005
Description: Installation of positive flap retraction system.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1755NM	Status: Historical	App Date:	Rev Date: 04/10/1990
Description: Installation of positive flap retraction system.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1756NM	Status: Historical	App Date: 09/20/1982	Rev Date: 09/08/2005
Description: Installation of positive flap retraction system.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1756NM	Status: Historical	App Date:	Rev Date: 04/10/1990
Description: Installation of positive flap retraction system.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1782WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons, drooped wing leading edge, stall fence and rudder seal.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation680-E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1782WE	Status: Historical	App Date: 04/22/1968	Rev Date: 09/08/2005
Description: Installation of drooped ailerons, drooped wing leading edge, stall fence and rudder seal.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation680-E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA18NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of Fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421, 421A, 421B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA18NW	Status: Historical	App Date: 03/29/1972	Rev Date: 09/08/2005
Description: Installation of Fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421, 421A, 421B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA18NW	Status: Current	App Date: 03/29/1972	Rev Date: 07/31/2017
Description: Installation of Fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: Textron Aviation Inc.421, 421A, 421B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1943SW	Status: Current	App Date: 10/10/1974	Rev Date: 12/01/1999
Description: Installation of DHC 26-1071-058 seats.
TC Nos.: A2SW
Models: Israel Aircraft Industries Ltd.1121
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1968SW	Status: Current	App Date: 02/27/1975	Rev Date: 12/01/1999
Description: Installation of tail wheel tire 6.00 x 6, 8 PR Type III and wheel.
TC Nos.: A-723
Models: Lockheed Martin Aeronautics Company18
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1969SW	Status: Current	App Date: 02/27/1975	Rev Date: 12/01/1999
Description: Installation of tail wheel tire 6.00 X 6, 8 PR, Type III and wheel.
TC Nos.: A1SW
Models: The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1970SW	Status: Current	App Date: 02/27/1975	Rev Date: 12/01/1999
Description: Installation of tail wheel tire 6.00 X 6, 8 PR, Type III and wheel.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1977WE	Status: Historical	App Date: 06/19/1969	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1977WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1010	Status: Current	App Date: 06/24/1960	Rev Date: 12/01/1999
Description: Installation of tail gear doors.
TC Nos.: A-765
Models: Beechcraft CorporationC-45G, C-45H, TC-45G, TC-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1026	Status: Current	App Date: 07/26/1960	Rev Date: 12/01/1999
Description: Installation of main landing gear uplock system for PV-1 aircraft.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1086	Status: Current	App Date: 11/22/1960	Rev Date: 12/01/1999
Description: Installation of flap system
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1137	Status: Current	App Date: 03/27/1961	Rev Date: 12/01/1999
Description: Install panoramic cabin windows (left and right)
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1157	Status: Current	App Date: 05/26/1961	Rev Date: 12/01/1999
Description: 2,000 psi hydraulic system
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-1558	Status: Current	App Date: 11/05/1961	Rev Date: 12/01/1999
Description: Installation of fuselage belly rack.
TC Nos.: 5A4
Models: Beechcraft CorporationJ50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-17	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of a 17-1/4 inch diameter camera mount ring. Approved for serial number 23-118 ONLY.
TC Nos.: 1A10
Models: The New Piper Aircraft Inc.PA-23
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-271	Status: Current	App Date: 09/03/1959	Rev Date: 12/01/1999
Description: Installation of propeller spinner with propeller hub 34E60.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-289	Status: Current	App Date: 09/05/1957	Rev Date: 12/01/1999
Description: Installation of electronic equipment rack.
TC Nos.: 3A12, 3A13, 5A6, A-799
Models: Cessna Aircraft Company170, 172, 180, 182
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-340	Status: Current	App Date: 08/21/1958	Rev Date: 12/01/1999
Description: Installation of co-pilot's brake system.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-369	Status: Current	App Date: 12/18/1957	Rev Date: 12/01/1999
Description: Installation of radar antenna, radome nose, and fairing.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-393	Status: Current	App Date: 10/07/1958	Rev Date: 12/01/1999
Description: Modification of nose structure from fuselage station 13 to fuselage station 545.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-443	Status: Current	App Date: 02/26/1958	Rev Date: 12/01/1999
Description: Modification of brake system by installing Goodyear 9541104 brakes, Goodyear 9541344 wheels, and Howard Aero, Inc. P-2953-0 hydraulic brake pressure booster.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1, Navy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-455	Status: Current	App Date: 02/26/1958	Rev Date: 12/01/1999
Description: Complete modification of aircraft
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-480	Status: Current	App Date: 01/18/1958	Rev Date: 12/01/1999
Description: Installation of Pratt & Whitney R2800-83AM10 engines, Hamilton Standard 23E-50/6801-54S propellers and cowling modifications.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-481	Status: Current	App Date: 03/25/1958	Rev Date: 12/01/1999
Description: Installation of airspeed system
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-482	Status: Current	App Date: 03/25/1958	Rev Date: 12/01/1999
Description: Installation of rudder and elevator spring tab.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-498	Status: Current	App Date: 06/19/1959	Rev Date: 12/01/1999
Description: Modification of structure, systems, and equipment to incorporate cabin pressurization, wing center section extended 26 inches, and installation of rudder hydraulic boost system.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-499	Status: Current	App Date: 04/09/1958	Rev Date: 12/01/1999
Description: Installation of Sport brake system.
TC Nos.: TC 659
Models: Harlow Aircraft CompanyHarlow PJC-2 (Army UC-80)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-500	Status: Current	App Date: 04/10/1958	Rev Date: 12/01/1999
Description: Fuselage modification, including lengthening fuselage 72 inches
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-561	Status: Current	App Date: 10/16/1958	Rev Date: 12/01/1999
Description: Conversion of tail gear actuating cylinder to O ring, type seal.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-570	Status: Current	App Date: 06/12/1958	Rev Date: 12/01/1999
Description: Modification of Rudeer Trim Tab assembly by installation Howard Aero, Inc. rudder trim tab spar and rudder trim tab horn assembly.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-583	Status: Current	App Date: 12/18/1958	Rev Date: 12/01/1999
Description: Installation of emergency hydraulic system.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-589	Status: Current	App Date: 07/03/1958	Rev Date: 12/01/1999
Description: Installation of wing tip mounted pitot mats and relocation of airspeed static source.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-601	Status: Current	App Date: 06/25/1958	Rev Date: 12/01/1999
Description: Modification of brake system by installing a Westinghouse AH-5 decelostat controller.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1, Navy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-611	Status: Current	App Date: 07/30/1958	Rev Date: 12/01/1999
Description: Modification of wing flap cylinder to incorporate O ring seals.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-659	Status: Current	App Date: 10/02/1958	Rev Date: 12/01/1999
Description: Installation of emergency brake system.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1, Navy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-691	Status: Current	App Date: 12/05/1958	Rev Date: 12/01/1999
Description: Flap track and wing trailing edge modification.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-7	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of heater and 200-ampere generator. Approved for installation on serial number 6313 ONLY.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC3A-S1C3G
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-730	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of Pratt & Whitney R-2800-52WD engines with Hamilton Standard 24E60-45/7037A-50 propeller and associated powerplant changes. Eligible on serial number 15-1478 only.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-739	Status: Current	App Date: 02/23/1959	Rev Date: 12/01/1999
Description: Installation of picture window.
TC Nos.: TC 2-576
Models: Douglas Aircraft Co. Inc.B-23
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-800	Status: Current	App Date: 02/13/1959	Rev Date: 12/01/1999
Description: Modification of wing flap hydraulic system by installing flap restrictor valve
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-801	Status: Current	App Date: 08/28/1958	Rev Date: 12/01/1999
Description: Increase landing gear extension speed when doublers for landing gear door are installed
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-821	Status: Current	App Date: 06/19/1959	Rev Date: 12/01/1999
Description: Installation of integral oil tanks
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-869	Status: Current	App Date: 09/03/1959	Rev Date: 12/01/1999
Description: Installation of propeller spinner with propeller hub 23E50.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-879	Status: Current	App Date: 11/27/1959	Rev Date: 12/01/1999
Description: Interior modification.
TC Nos.: 1A17
Models: Gulfstream Aerospace CorporationG-159
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-898	Status: Current	App Date: 10/08/1958	Rev Date: 12/01/1999
Description: Modification of structure, systems, and equipment to incorporate cabin pressuration
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2-918	Status: Current	App Date: 01/28/1960	Rev Date: 12/01/1999
Description: Installation of radio rack.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2002WE	Status: Historical	App Date: 06/19/1969	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A12
Models: The Cessna Aircraft Company172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2002WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A12
Models: The Cessna Aircraft Company172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2003WE	Status: Historical	App Date: 06/19/1969	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals. (180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H LANDPLANE; SKIPLANE; FLOATPLANE)
TC Nos.: 5A6
Models: The Cessna Aircraft Company180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2003WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals. (180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H LANDPLANE; SKIPLANE; FLOATPLANE)
TC Nos.: 5A6
Models: The Cessna Aircraft Company180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2004WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of contoured wing leading edge and following options: stall fences, Robertson wing tips, positive aileron seals.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2004WE	Status: Historical	App Date: 06/19/1969	Rev Date: 07/21/2005
Description: Installation of contoured wing leading edge and following options: stall fences, Robertson wing tips, positive aileron seals.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2119WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2119WE	Status: Historical	App Date: 06/19/1969	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2119WE	Status: Current	App Date: 06/19/1969	Rev Date: 07/31/2017
Description: Installation of recontoured wing leading edge, stall fences, wing tips and positive aileron seals.
TC Nos.: 3A19
Models: Textron Aviation Inc.150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2121WE	Status: Historical	App Date: 07/23/1969	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, stall fences, and elevator trim spring.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207, 207A, T207, T207A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2121WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, stall fences, and elevator trim spring.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207, 207A, T207, T207A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA212SW	Status: Current	App Date: 04/01/1963	Rev Date: 12/01/1999
Description: Installation of ground air conditioner
TC Nos.: A-723, LTC AL-13
Models: Air Trading CorporationNavy PV-1 Lockheed Martin Aeronautics Company18
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2143WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, wing stall fences, fuselage flap, raked wing tips, flap actuated elevator trim spring, modified flap cove and dorsal fin. (PA-28-235 S/N28-10001 thru 28-7210023)
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-235
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2143WE	Status: Historical	App Date: 01/27/1970	Rev Date: 09/08/2005
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, wing stall fences, fuselage flap, raked wing tips, flap actuated elevator trim spring, modified flap cove and dorsal fin. (PA-28-235 S/N28-10001 thru 28-7210023)
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-235
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA215RM	Status: Historical	App Date: 03/15/1978	Rev Date: 07/21/2005
Description: Installation of extended width cabin door.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA215RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of extended width cabin door.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA215RM	Status: Current	App Date: 03/15/1978	Rev Date: 07/31/2017
Description: Installation of extended width cabin door.
TC Nos.: A27CE
Models: Textron Aviation Inc.501, 551
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2172NM	Status: Historical	App Date: 07/27/1983	Rev Date: 07/21/2005
Description: Installation of LONGWING modification including wing tip extensions, extended pneumatic de-ice boot, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2172NM	Status: Historical	App Date:	Rev Date: 06/12/1992
Description: Installation of LONGWING modification including wing tip extensions, extended pneumatic de-ice boot, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2179WE	Status: Historical	App Date: 04/07/1970	Rev Date: 09/08/2005
Description: Installation of leading edge cuff, drooped ailerons in flaps down mode, wing stall fences, raked wing tips, fuselage flap, stabilator trim spring and dorsal fin (optional). (PA-28-180 S/N 28-03, 28-1 thru 28-7205318; S/N 28-E13) (PA-28 SERIES 7305001 AN D UP
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2179WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of leading edge cuff, drooped ailerons in flaps down mode, wing stall fences, raked wing tips, fuselage flap, stabilator trim spring and dorsal fin (optional). (PA-28-180 S/N 28-03, 28-1 thru 28-7205318; S/N 28-E13) (PA-28 SERIES 7305001 AN D UP
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28 Series, PA-28-140, PA-28-150, PA-28-160, PA-28-180
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2189WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, wing tips, and positive aileron seals. (185, 185A, 185B, 185C, 185E LANDPLANE; FLOATPLANE AND AMPHIBIAN) (185D SKIPLANE)
TC Nos.: 3A24
Models: The Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2189WE	Status: Historical	App Date: 07/14/1970	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, wing tips, and positive aileron seals. (185, 185A, 185B, 185C, 185E LANDPLANE; FLOATPLANE AND AMPHIBIAN) (185D SKIPLANE)
TC Nos.: 3A24
Models: The Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2191WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150D, 150E, 150F, 150G, 150H, 150J, 150K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2191WE	Status: Historical	App Date: 04/17/1970	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150D, 150E, 150F, 150G, 150H, 150J, 150K
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2192WE	Status: Historical	App Date: 04/17/1970	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2192WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, and drooped ailerons in flaps down mode.
TC Nos.: 3A19
Models: The Cessna Aircraft Company150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2202WE	Status: Historical	App Date: 05/19/1970	Rev Date: 10/10/1986
Description: Installation of recontoured leading edge, drooped ailerons in flaps down mode, fuselage flap, stabilator trim spring, wing stall fences, raked wing tips and dorsal fin (optional). (PA-28R-200 s/n 28R-35001 thru 28R-7135329 and s/n 28-R-235001 and up)
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28R-180, PA-28R-200
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2217WE	Status: Historical	App Date: 07/09/1970	Rev Date: 09/08/2005
Description: Installation of recontoured wing leading edge, raked wing tips, fuselage flap, wing stall fences, drooped ailerons in flaps down mode and dorsal fin (optional). (PA-32S-300 landplane only)
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32S-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2217WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, raked wing tips, fuselage flap, wing stall fences, drooped ailerons in flaps down mode and dorsal fin (optional). (PA-32S-300 landplane only)
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32S-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2242WE	Status: Historical	App Date: 08/21/1970	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge and stall fences.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, T210F, T210G, T210H, T210J, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2242WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge and stall fences.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, T210F, T210G, T210H, T210J, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA225NW	Status: Historical	App Date:	Rev Date: 05/07/2001
Description: Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 25, Learjet 25A, Learjet 25B, Learjet 25C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA225NW	Status: Historical	App Date: 03/10/1975	Rev Date: 09/08/2005
Description: Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.25, 25A, 25B, 25C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA228SW	Status: Current	App Date: 05/04/1963	Rev Date: 12/01/1999
Description: Installation of underwing exhaust system
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2304SW	Status: Current	App Date: 03/11/1976	Rev Date: 12/01/1999
Description: Replacement of plunger type landing gear squat switch with rotary type switch.
TC Nos.: A10CE, A5CE
Models: Learjet Inc.23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 25, 25A, 25B, 25C
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2312WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of leading edge cuffs, stall fences, stall strips drooped ailerons, flap actuated stabilator trim system, raked wing tips(optional) and dorsal fin.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2312WE	Status: Historical	App Date: 10/16/1970	Rev Date: 09/08/2005
Description: Installation of leading edge cuffs, stall fences, stall strips drooped ailerons, flap actuated stabilator trim system, raked wing tips(optional) and dorsal fin.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2312WE	Status: Current	App Date: 10/16/1970	Rev Date: 07/31/2017
Description: Installation of leading edge cuffs, stall fences, stall strips drooped ailerons, flap actuated stabilator trim system, raked wing tips(optional) and dorsal fin.
TC Nos.: A1EA
Models: Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2326WE	Status: Historical	App Date: 07/14/1970	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, and wing tips. (P206A LANDPLANE) (TP206E LANDPLANE AND SKIPLANE) (P206 LANDPLANE AND FLOATPLANE) (TU206E SKIPLANE)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206, P206, P206A, P206B, P206C, P206D, P206E, TP206B, TP206C, TP206D, TP206E, TU206A, TU206B, TU206C, TU206D, TU206E, U206, U206A, U206B, U206C, U206D
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2327WE	Status: Historical	App Date: 03/09/1971	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, stall fences, and wing tips.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207, 207A, T207, T207A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2327WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, stall fences, and wing tips.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207, 207A, T207A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA232NW	Status: Historical	App Date: 03/10/1975	Rev Date: 09/08/2005
Description: Installation of Mark II performance system, including recountoured wind leading edge, recontoured flap leading edge, wind vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.24B, 24B-A, 24D, 24D-A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA232NW	Status: Historical	App Date:	Rev Date: 05/15/2001
Description: Installation of Mark II performance system, including recountoured wind leading edge, recontoured flap leading edge, wind vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 24B, Learjet 24B-A, Learjet 24D, Learjet 24D-A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA232SW	Status: Current	App Date: 04/09/1963	Rev Date: 12/01/1999
Description: Outer wing panel extension
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2340WE	Status: Current	App Date: 01/04/1971	Rev Date: 07/21/2005
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, wing strut fillet, stall fences, wing tips, flap actuated elevator trim and flap release handle.
TC Nos.: A9CE
Models: The Cessna Aircraft Company188, 188A, 188B, A188, A188A, A188B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2340WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, drooped ailerons in flaps down mode, wing strut fillet, stall fences, wing tips, flap actuated elevator trim and flap release handle.
TC Nos.: A9CE
Models: The Cessna Aircraft Company188, 188A, 188B, A188, A188A, A188B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA237NW	Status: Historical	App Date:	Rev Date: 05/17/2001
Description: Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A5CE
Models: Learjet Inc.Learjet 23
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2442WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of dual hydraulic pump.
TC Nos.: 1A10
Models: The New Piper Aircraft Inc.PA-23-235, PA-23-250, PA-E23-250
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2442WE	Status: Historical	App Date: 08/26/1971	Rev Date: 09/08/2005
Description: Installation of dual hydraulic pump.
TC Nos.: 1A10
Models: The New Piper Aircraft Inc.PA-23-235, PA-23-250, PA-E23-250
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2445WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured inboard wing leading edge, stall fences, drooped ailerons in flaps down mode, rudder anti-servo tab system.
TC Nos.: 1A10
Models: The New Piper Aircraft Inc.PA-23-235, PA-23-250, PA-E23-250
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2445WE	Status: Historical	App Date: 09/29/1971	Rev Date: 09/08/2005
Description: Installation of recontoured inboard wing leading edge, stall fences, drooped ailerons in flaps down mode, rudder anti-servo tab system.
TC Nos.: 1A10
Models: The New Piper Aircraft Inc.PA-23-235, PA-23-250 (Navy UO-1), PA-E23-250
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2446SW	Status: Historical	App Date:	Rev Date: 12/01/1999
Description: Installation of cabin door closing system.
TC Nos.: A10CE, A5CE
Models: Learjet Inc.Learjet 23, Learjet 24, Learjet 24 Series, Learjet 24A, Learjet 24B, Learjet 24B-A, Learjet 24C, Learjet 24D, Learjet 24D-A, Learjet 24E, Learjet 24F, Learjet 24F-A, Learjet 25, Learjet 25 Series, Learjet 25A, Learjet 25B, Learjet 25C, Learjet 25D, Learjet 25F, Learjet 28, Learjet 29, Learjet 35, Learjet 35 Series, Learjet 35A (C-21A), Learjet 36, Learjet 36 Series, Learjet 36A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2495WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of recontoured wing leading edge, staff fences, drooped ailerons in flaps down mode, flap actuated stabilator trim system, new wing tips, SC-100 stall warning system.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2495WE	Status: Historical	App Date: 12/15/1971	Rev Date: 09/08/2005
Description: Installation of recontoured wing leading edge, staff fences, drooped ailerons in flaps down mode, flap actuated stabilator trim system, new wing tips, SC-100 stall warning system.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2498SW	Status: Current	App Date: 03/29/1977	Rev Date: 12/01/1999
Description: Installation of Collins FPC-75 ground proximity warning system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2499SW	Status: Current	App Date: 03/29/1977	Rev Date: 12/01/1999
Description: Installation of Dual Collins INS-61B Inertial Navigation System with DME Update on No. 1 INS and Manual Update on No 2 INS
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA253NW	Status: Historical	App Date:	Rev Date: 05/08/2001
Description: Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 24, Learjet 24A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA253NW	Status: Historical	App Date: 03/10/1975	Rev Date: 09/08/2005
Description: Installation of the Mark II performance system, including recontoured wing leading edge, recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 24, Learjet 24A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2646NM	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Optional takeoff gross weight increase for airplanes modified in accordance with STC SA2172NM which includes wing tip extensions, extended pneumatic de-ice boot, and increased fuel capacity.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2646NM	Status: Historical	App Date: 08/01/1984	Rev Date: 07/21/2005
Description: Optional takeoff gross weight increase for airplanes modified in accordance with STC SA2172NM which includes wing tip extensions, extended pneumatic de-ice boot, and increased fuel capacity.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2714NM	Status: Historical	App Date: 01/03/1984	Rev Date: 12/24/1997
Description: Installation of extended range fuselage auxiliary fuel tank
TC Nos.: A14SW
Models: Beechcraft CorporationMU-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2715SW	Status: Historical	App Date:	Rev Date: 12/01/1999
Description: Installation of access doors in engine nacelle.
TC Nos.: A10CE, A5CE
Models: Learjet Inc.Learjet 23, Learjet 24, Learjet 24 Series, Learjet 24A, Learjet 24B, Learjet 24C, Learjet 24D, Learjet 24E, Learjet 24F, Learjet 25, Learjet 25 Series, Learjet 25A, Learjet 25B, Learjet 25C, Learjet 25D, Learjet 25F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2726SW	Status: Current	App Date: 12/05/1977	Rev Date: 12/01/1999
Description: Installation of 6-pole rotary squat switches.
TC Nos.: A10CE, A5CE
Models: Learjet Inc.23, 24, 24A, 24B, 24B-A, 24C, 24D, 24D-A, 24E, 24F, 24F-A, 25, 25A, 25B, 25C, 25D, 25F
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2736NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of two-zone temperature control system. (MU-300 s/n A023SA only)
TC Nos.: A14SW
Models: Raytheon Aircraft CompanyMU-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2736NM	Status: Historical	App Date: 11/18/1985	Rev Date: 09/08/2005
Description: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation made in model MU-300, serial number A023SA ONLY. Installation of two-zone temperature control system. (MU-300 s/n A023SA only)
TC Nos.: A14SW
Models: Raytheon Aircraft CompanyMU-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2737NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of aft fuselage maintenance access doors.
TC Nos.: A14SW
Models: Raytheon Aircraft CompanyMU-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2737NM	Status: Historical	App Date: 10/24/1985	Rev Date: 09/08/2005
Description: Installation of aft fuselage maintenance access doors.
TC Nos.: A14SW
Models: Raytheon Aircraft CompanyMU-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2744NM	Status: Historical	App Date: 04/22/1986	Rev Date: 07/21/2005
Description: Installation of extended range fuselage auxiliary fuel tank.
TC Nos.: A16SW
Models: Raytheon Aircraft Company400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2744NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of extended range fuselage auxiliary fuel tank.
TC Nos.: A16SW
Models: Raytheon Aircraft Company400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2745NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of aft fuselage fuel tank fill system.
TC Nos.: A16SW
Models: Raytheon Aircraft Company400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2745NM	Status: Historical	App Date: 04/22/1986	Rev Date: 07/21/2005
Description: Installation of aft fuselage fuel tank fill system.
TC Nos.: A16SW
Models: Raytheon Aircraft Company400
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2773SW	Status: Current	App Date: 05/11/1978	Rev Date: 12/01/1999
Description: Installation of Avionic Systems.
TC Nos.: 7A1
Models: Maryland Air Industries Inc.F-27J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2795SW	Status: Current	App Date: 01/11/1978	Rev Date: 12/01/1999
Description: Installation of removable airstair.
TC Nos.: 4A28
Models: The Boeing Company720 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2803SW	Status: Current	App Date: 05/31/1978	Rev Date: 12/01/1999
Description: Installation of seat support subfloor beams and tracks.
TC Nos.: 4A28
Models: The Boeing Company720 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2805SW	Status: Current	App Date: 01/26/1978	Rev Date: 12/01/1999
Description: Installation of Dual Delco Carousel IVA Inertial Navigation Systems.
TC Nos.: 4A28
Models: The Boeing Company720B Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA282SW	Status: Current	App Date: 09/04/1963	Rev Date: 12/01/1999
Description: Install deicer boots and airspeed
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-2
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2830SW	Status: Current	App Date: 08/09/1977	Rev Date: 12/01/1999
Description: Installation of ONTRAC III VLF Navigation System for enroute IFR
TC Nos.: A6WE
Models: The Boeing CompanyDC-9-15
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA286NW	Status: Historical	App Date: 03/10/1976	Rev Date: 09/08/2005
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, and conical cambered wing tips.
TC Nos.: A2CE
Models: The Cessna Aircraft Company336
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA286NW	Status: Current	App Date: 03/10/1976	Rev Date: 07/31/2017
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, and conical cambered wing tips.
TC Nos.: A2CE
Models: Textron Aviation Inc.336
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA286NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, and conical cambered wing tips.
TC Nos.: A2CE
Models: The Cessna Aircraft Company336
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA286SW	Status: Current	App Date: 09/13/1963	Rev Date: 12/01/1999
Description: Modify aircraft
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA292NW	Status: Current	App Date: 02/10/1976	Rev Date: 07/31/2017
Description: Installation of cooling louvers on top of both (L.H. and R.H.) nacelle accessory sections.
TC Nos.: A7SO
Models: Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA292NW	Status: Historical	App Date: 02/10/1976	Rev Date: 09/08/2005
Description: Installation of cooling louvers on top of both (L.H. and R.H.) nacelle accessory sections.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA292NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of cooling louvers on top of both (L.H. and R.H.) nacelle accessory sections.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2930SW	Status: Current	App Date: 11/20/1978	Rev Date: 12/01/1999
Description: Replacement of the following avionics systems: Dual VHF Comm, VHF Nav, Loc, G.S. and transponder, Single Marker, ADF, DME and Weather Radar
TC Nos.: 7A1
Models: Maryland Air Industries Inc.F-27J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA29NW	Status: Historical	App Date: 12/08/1972	Rev Date: 09/08/2005
Description: Installation of Fowler Flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab. (402B NORMAL CATEGORY)
TC Nos.: A7CE
Models: The Cessna Aircraft Company401, 401A, 401B, 402, 402A, 402B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA29NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of Fowler Flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab. (402B NORMAL CATEGORY)
TC Nos.: A7CE
Models: The Cessna Aircraft Company401, 401A, 401B, 402, 402A, 402B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA29NW	Status: Current	App Date: 12/08/1972	Rev Date: 07/31/2017
Description: Installation of Fowler Flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab. (402B NORMAL CATEGORY)
TC Nos.: A7CE
Models: Textron Aviation Inc.401, 401A, 401B, 402, 402A, 402B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3002WE	Status: Historical	App Date: 01/08/1974	Rev Date: 09/08/2005
Description: Installation of wing tip fuel tanks of 17 gal capacity (each).
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3002WE	Status: Historical	App Date: 01/08/1974	Rev Date: 10/10/1986
Description: Installation of wing tip fuel tanks of 17 gal capacity (each).
TC Nos.: A7SO
Models: Piper Aircraft Inc.PA-34-200
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA309SW	Status: Current	App Date: 10/31/1963	Rev Date: 12/01/1999
Description: Installation of elevator nose down spring and relief system. STC SA2-455 basic Super Ventura mod required.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA311NW	Status: Historical	App Date: 05/10/1976	Rev Date: 10/10/1986
Description: Installation of full span flaps by removing aileron and changing the deployment route of all flaps.
TC Nos.: A3SO
Models: Piper Aircraft Inc.PA-32-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA311NW	Status: Historical	App Date: 05/10/1976	Rev Date: 09/08/2005
Description: Installation of full span flaps by removing aileron and changing the deployment route of all flaps.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-300
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA311NW	Status: Current	App Date: 05/10/1976	Rev Date: 07/31/2017
Description: Installation of full span flaps by removing aileron and changing the deployment route of all flaps.
TC Nos.: A3SO
Models: Piper Aircraft Inc.PA-32-300
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3323NM	Status: Current	App Date: 07/12/1983	Rev Date: 05/24/2002
Description: Structural floor modification to facilitate an executive interior.
TC Nos.: A20WE
Models: The Boeing Company747-300 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3376NM	Status: Historical	App Date: 01/09/1986	Rev Date: 09/08/2005
Description: Installation of fowler flaps and a flap activated elevator up spring.
TC Nos.: 3A25
Models: The Cessna Aircraft Company320E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3376NM	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of fowler flaps and a flap activated elevator up spring.
TC Nos.: 3A25
Models: The Cessna Aircraft Company320E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3572SW	Status: Current	App Date: 08/19/1983	Rev Date: 12/01/1999
Description: Installation of executive interior, air conditioning system, oxygen system, passenger and galley elevators, provisions for airstair, Class B cargo compartments, water system, and modification of electrical system. Approved for installation on 747-300 serial number 23070 ONLY.
TC Nos.: A20WE
Models: The Boeing Company747-300 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3634SW	Status: Historical	App Date:	Rev Date: 12/12/1986
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A4CE
Models: The Cessna Aircraft Company206 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3634SW	Status: Historical	App Date: 10/24/1985	Rev Date: 03/14/2006
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A4CE
Models: The Cessna Aircraft Company206 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3634SW	Status: Historical	App Date: 10/24/1985	Rev Date: 03/30/2010
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A4CE
Models: Cessna Aircraft Company206H, P206A, P206B, P206C, P206D, P206E, T206H, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3634SW	Status: Historical	App Date: 10/24/1985	Rev Date: 07/21/2005
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A4CE
Models: The Cessna Aircraft Company206 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3654SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Install Lear Siegler performance data computer system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3802SW	Status: Current	App Date: 12/17/1985	Rev Date: 12/01/1999
Description: Executive interior installed
TC Nos.: A20WE
Models: The Boeing Company747SP Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3832NM	Status: Current	App Date: 07/29/1985	Rev Date: 12/01/1999
Description: Structural floor modification to facilitate an executive interior.
TC Nos.: A20WE
Models: The Boeing Company747SP Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3853SW	Status: Historical	App Date:	Rev Date: 04/08/1988
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3853SW	Status: Historical	App Date: 02/10/1986	Rev Date: 07/21/2005
Description: Install three auxiliary bladder type fuel tanks in each wing.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3885NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of medical air transport unit.
TC Nos.: A27CE
Models: The Cessna Aircraft Company551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3885NM	Status: Historical	App Date: 10/22/1987	Rev Date: 09/08/2005
Description: Installation of medical air transport unit.
TC Nos.: A27CE
Models: The Cessna Aircraft Company551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-497	Status: Current	App Date: 04/01/1958	Rev Date: 12/01/1999
Description: Increase in flight speed - flaps extended.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4000SW	Status: Current	App Date: 05/11/1979	Rev Date: 12/01/1999
Description: Installation of dual Carousel IVA INS System.
TC Nos.: 4A21
Models: The Boeing Company707-100B Long Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4010SW	Status: Current	App Date: 01/11/1979	Rev Date: 12/01/1999
Description: Installation of Subfloor seat mounting structure
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body, 707-100B Long Body, 707-100B Short Body, 707-200
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4025SW	Status: Current	App Date: 06/06/1979	Rev Date: 12/01/1999
Description: Structural provisions of mid-lavatory service pan.
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body, 707-100B Short Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4098NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of a replacement cabin door hinge assembly.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4098NM	Status: Historical	App Date: 11/01/1990	Rev Date: 07/21/2005
Description: Installation of a replacement cabin door hinge assembly.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4099NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of a replacement cabin door hinge assembly.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4099NM	Status: Historical	App Date: 11/01/1990	Rev Date: 07/21/2005
Description: Installation of a replacement cabin door hinge assembly.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA40SW	Status: Current	App Date: 12/18/1961	Rev Date: 12/01/1999
Description: Modification of PV-1 oil tank to 24 U.S. gallons.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4141SW	Status: Current	App Date: 05/19/1980	Rev Date: 12/01/1999
Description: Installation of AiResearch APU Model GTCP-85-98
TC Nos.: 4A26
Models: The Boeing Company707-300B Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4148SW	Status: Current	App Date: 06/11/1979	Rev Date: 12/01/1999
Description: Installation of Dual Collins AL101 Radio Altimeter Systems, Category I operation.
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4149SW	Status: Current	App Date: 06/11/1979	Rev Date: 12/01/1999
Description: Installation of Collins FPC-75 Ground Proximity Warning System.
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4150SW	Status: Current	App Date: 06/11/1979	Rev Date: 12/01/1999
Description: Installation of Dual Carousel IV A Inertial Navigation System.
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4151SW	Status: Current	App Date: 06/11/1979	Rev Date: 12/01/1999
Description: Installation of Teledyne angle of attack system.
TC Nos.: 4A21
Models: The Boeing Company707-100 Long Body
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4156SW	Status: Current	App Date: 07/14/1980	Rev Date: 12/01/1999
Description: Installation of aft airstair.
TC Nos.: 4A26
Models: The Boeing Company707-300 Series, 707-400 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA415SW	Status: Current	App Date: 07/22/1964	Rev Date: 12/01/1999
Description: Modification to main landing gear struts to qualify aircraft for 48,000 lbs. landing weight
TC Nos.: A-772
Models: Flying Tiger Line Inc.C-46A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4305SW	Status: Current	App Date: 12/08/1980	Rev Date: 12/01/1999
Description: Installation of rear radio rack.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4326SW	Status: Current	App Date: 08/29/1979	Rev Date: 12/01/1999
Description: Structural provisions for mid-lavatory service panel.
TC Nos.: 4A28
Models: The Boeing Company720B Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA438NW	Status: Historical	App Date: 03/10/1977	Rev Date: 09/08/2005
Description: Addition of Fowler wing flaps aileron droop system, elevator trim spring and new flap actuation system.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA438NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Addition of Fowler wing flaps aileron droop system, elevator trim spring and new flap actuation system.
TC Nos.: A7CE
Models: The Cessna Aircraft Company421C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA438NW	Status: Current	App Date: 03/10/1977	Rev Date: 07/31/2017
Description: Addition of Fowler wing flaps aileron droop system, elevator trim spring and new flap actuation system.
TC Nos.: A7CE
Models: Textron Aviation Inc.421C
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4394NM	Status: Historical	App Date:	Rev Date: 05/24/2002
Description: Structural modification to accommodate elevator and to reduce height of certain floor beams to install executive interior. Approved for installation on serial number 23610 ONLY.
TC Nos.: A20WE
Models: The Boeing Company747SP Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4406NM	Status: Historical	App Date: 01/16/1982	Rev Date: 07/21/2005
Description: Installation of Pratt & Whitney JT15D-4 engines including minor aircraft modifications.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA444NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of fowler flaps.
TC Nos.: 3A10
Models: The Cessna Aircraft Company310 Series, 310R, T310Q, T310R
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA444NW	Status: Current	App Date: 03/10/1977	Rev Date: 09/08/2005
Description: Installation of fowler flaps.
TC Nos.: 3A10
Models: Textron Aviation Inc.310R, T310Q, T310R
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4479SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of dual global VLF/Omega systems, GNS-500A-III.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4480SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Collins H.F. Communications Systems, Model 718U-5M.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4481SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of 2-inch standby altimeter and 2-inch standby mach airspeed indicator
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4482SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Baker passenger address system and autoflite passenger briefing system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4483SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual H.T. Instruments Electric Clock.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4484SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Motorola Selcal System, Model NA-135.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4485SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of J.E.T. PS-835 emergency power system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4486SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Sundstrand cockpit voice recorder, Model AV-557-C.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4489SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual Collins radio altimeters, ALT-55.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4490SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of RCA weather radar, Primus 400 and Data NAV III.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4491SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Delco Carousel IV-AX inertial navigation system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4492SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual Collins transponders, TDR-90.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4493SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual Collins DME transceivers, DME-40.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4494SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Wulfsburg Flitefone IIIC, Airborne telephone system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4495SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual Baker electronics audio systems, Model M1035-CEKR.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4496SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Collins flight profile advisory FPA-80.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4497SW	Status: Current	App Date: 04/22/1980	Rev Date: 12/01/1999
Description: Installation of J.E.T. emergency horizon and power supply.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4498SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of three (3) Collins VHF communications transceivers Model VHF-20B
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4499SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Dual Collins ADF-60 systems.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA449SW	Status: Current	App Date: 09/21/1964	Rev Date: 12/01/1999
Description: Modification of aircraft to pressurized configuration
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4500SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of three (3) Collins VHF Navigation receivers, Model VIR-30
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4501SW	Status: Current	App Date: 12/08/1980	Rev Date: 12/01/1999
Description: Installation of Navigation switching system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4502SW	Status: Current	App Date: 12/08/1980	Rev Date: 12/01/1999
Description: Installation of directional gyro switching.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4503SW	Status: Current	App Date: 12/08/1980	Rev Date: 12/01/1999
Description: Installation of vertical gyro switching.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4507SW	Status: Current	App Date: 03/03/1981	Rev Date: 12/01/1999
Description: Installation of oxygen system
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4510SW	Status: Current	App Date: 04/17/1980	Rev Date: 12/01/1999
Description: Installation of Endevco engine vibration system.
TC Nos.: A46EU
Models: Dassault AviationMystere-Falcon 50
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4569SW	Status: Current	App Date: 10/07/1981	Rev Date: 12/01/1999
Description: Structural installation of supplemental water tanks.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4571SW	Status: Current	App Date: 04/07/1981	Rev Date: 12/01/1999
Description: Installation of Collins FCS-80 flight control system with Sperry Instruments and Collins ADS-80 air data system.
TC Nos.: A7EU
Models: Dassault AviationFan Jet Falcon, Fan Jet Falcon Series C, Fan Jet Falcon Series D, Fan Jet Falcon Series E
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA468SW	Status: Current	App Date: 01/18/1965	Rev Date: 12/01/1999
Description: Installation of electric lavatory.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA46SW	Status: Current	App Date: 04/03/1962	Rev Date: 12/01/1999
Description: Installation of cockpit windows and windshield.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4701SW	Status: Current	App Date: 12/30/1981	Rev Date: 12/01/1999
Description: Executive interior
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA474NW	Status: Current	App Date: 03/10/1977	Rev Date: 07/31/2017
Description: Replace original split flaps with Fowler flaps.
TC Nos.: 3A25
Models: Textron Aviation Inc.340, 340A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA474NW	Status: Historical	App Date: 03/10/1977	Rev Date: 09/08/2005
Description: Replace original split flaps with Fowler flaps.
TC Nos.: 3A25
Models: The Cessna Aircraft Company340, 340A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4796SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Instrument switching system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4797SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Dual Delco Carousel inertial navigation system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4798SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Navigation switching system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4799SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Collins LRN-85 VLF/OMEGA Navigation system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA47SW	Status: Current	App Date: 03/06/1962	Rev Date: 12/01/1999
Description: Modify PV-1 Elevator and rudder control system
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4800SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Dual Collins FDS-85 flight director system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4801SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Dual Collins ADS-80 air data computers with IDC Instruments.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4802SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Dual MHRS compass system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4804SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Installation of Second aircraft battery system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4848SW	Status: Current	App Date: 12/15/1981	Rev Date: 12/01/1999
Description: Installation of dual GNS-500A Global Navigation Systems.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4878SW	Status: Current	App Date: 11/16/1982	Rev Date: 12/01/1999
Description: Installation of Dual Delco Carousel six inertial Navigation system.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA48NW	Status: Current	App Date: 05/01/1973	Rev Date: 07/31/2017
Description: Installation of fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: Textron Aviation Inc.414
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA48NW	Status: Historical	App Date: 05/01/1973	Rev Date: 09/08/2005
Description: Installation of fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: The Cessna Aircraft Company414
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA48NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of fowler flaps, flap actuated drooped ailerons, flap actuated elevator trim and anti- servo rudder trim tab.
TC Nos.: A7CE
Models: The Cessna Aircraft Company414
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA48SW	Status: Current	App Date: 03/07/1962	Rev Date: 12/01/1999
Description: Rework PV-1 aft fuselage to lower tail gear 9 inches
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4969SW	Status: Current	App Date: 09/24/1982	Rev Date: 12/01/1999
Description: Installation of side facing Klegecell couch.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA49SW	Status: Current	App Date: 03/07/1962	Rev Date: 12/01/1999
Description: Installation of Vista-Vision cabin windows and cabin emergency exit.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA503NW	Status: Historical	App Date: 06/01/1977	Rev Date: 09/08/2005
Description: Removal of ailerons and installation of full span flaps and spoiler roll control system.
TC Nos.: 3A15
Models: Raytheon Aircraft CompanyV35, V35A, V35B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA503NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Removal of ailerons and installation of full span flaps and spoiler roll control system.
TC Nos.: 3A15
Models: Raytheon Aircraft CompanyV35, V35A, V35B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA503NW	Status: Current	App Date: 06/01/1977	Rev Date: 07/31/2017
Description: Removal of ailerons and installation of full span flaps and spoiler roll control system.
TC Nos.: 3A15
Models: Textron Aviation Inc.V35, V35A, V35B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA510NW	Status: Historical	App Date: 08/25/1977	Rev Date: 09/08/2005
Description: Installation of Cessna fuel tank cap assembly.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA510NW	Status: Current	App Date: 08/25/1977	Rev Date: 07/31/2017
Description: Installation of Cessna fuel tank cap assembly.
TC Nos.: A7SO
Models: Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA510NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of Cessna fuel tank cap assembly.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5218NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of medical air transport unit.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5218NM	Status: Historical	App Date: 05/23/1991	Rev Date: 09/08/2005
Description: Installation of medical air transport unit.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5232NM	Status: Historical	App Date: 09/16/1991	Rev Date: 09/08/2005
Description: Intallation of D.C. converter.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5232NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Intallation of D.C. converter.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5233NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of side-looking camera hatch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5233NM	Status: Historical	App Date: 08/28/1991	Rev Date: 07/21/2005
Description: Installation of side-looking camera hatch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5234NM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of a replacement cabin door optically flat window.
TC Nos.: A22CE
Models: The Cessna Aircraft Company560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5234NM	Status: Historical	App Date: 08/28/1991	Rev Date: 07/21/2005
Description: Installation of a replacement cabin door optically flat window.
TC Nos.: A22CE
Models: The Cessna Aircraft Company560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA52SW	Status: Current	App Date: 04/03/1962	Rev Date: 12/01/1999
Description: Installation of Elevator nose down spring with electric actuator relief system.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA534NW	Status: Historical	App Date: 08/18/1976	Rev Date: 09/08/2005
Description: Installation of wing tip fuel tanks of 17 gal. Capacity(each).
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA534NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of wing tip fuel tanks of 17 gal. Capacity(each).
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200T
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA534NW	Status: Current	App Date: 08/18/1976	Rev Date: 07/31/2017
Description: Installation of wing tip fuel tanks of 17 gal. Capacity(each).
TC Nos.: A7SO
Models: Piper Aircraft Inc.PA-34-200T
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA544SW	Status: Current	App Date: 07/20/1965	Rev Date: 12/01/1999
Description: Installation of fixed tail gear.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA545SW	Status: Current	App Date: 07/20/1965	Rev Date: 12/01/1999
Description: Installation of tail cone.
TC Nos.: LTC AL-13
Models: Air Trading CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA546SW	Status: Current	App Date: 07/26/1965	Rev Date: 12/01/1999
Description: Installation of double action main landing gear doors.
TC Nos.: A1SW, LTC AL-13
Models: Air Trading CorporationNavy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5500SW	Status: Current	App Date: 04/15/1982	Rev Date: 12/01/1999
Description: Install Safe Flight Windshear Monitor System.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5516SW	Status: Historical	App Date:	Rev Date: 12/01/1999
Description: Install Sperry SPZ500LR Automatic Flight Control System. STC SA944NW modification required. Includes only those model 24 aircraft modified with STC SA944NW.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 24, Learjet 24B, Learjet 24D
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5644SW	Status: Current	App Date: 12/12/1983	Rev Date: 12/01/1999
Description: Installation of dual Delco Carousel VI Inertial Navigation System.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5737SW	Status: Historical	App Date: 04/05/1984	Rev Date: 07/21/2005
Description: Remove main landing gear doors and associated hydraulic system and cover the wheel wells with a fairing.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210K, 210L, 210M, P210N, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA592NW	Status: Current	App Date: 03/21/1978	Rev Date: 07/31/2017
Description: Installation of Fowler flaps.
TC Nos.: 3A10
Models: Textron Aviation Inc.310G, 310P, 310Q, T310P, T310Q
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA592NW	Status: Historical	App Date: 03/21/1978	Rev Date: 09/08/2005
Description: Installation of Fowler flaps.
TC Nos.: 3A10
Models: The Cessna Aircraft Company310G, 310P, 310Q, T310P, T310Q
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA592NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of Fowler flaps.
TC Nos.: 3A10
Models: The Cessna Aircraft Company310G, 310P, 310Q, T310P, T310Q
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5932SW	Status: Current	App Date: 02/09/1984	Rev Date: 12/01/1999
Description: Installation of emergency escape slide system
TC Nos.: A5EU
Models: AirbusBAC 1-11 400 Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5934SW	Status: Historical	App Date: 09/28/1984	Rev Date: 07/21/2005
Description: Convert hydraulic nose gear door actuating system to mechanical system.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210K, 210L, 210M, P210N, T210K, T210L, T210M
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA63SW	Status: Current	App Date: 06/05/1963	Rev Date: 12/01/1999
Description: Pitot and static on wing tip boom.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA645NW	Status: Historical	App Date:	Rev Date: 04/13/1990
Description: Installation of Eagle performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA645NW	Status: Historical	App Date: 08/01/1977	Rev Date: 12/16/2005
Description: Installation of Eagle performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA645NW	Status: Current	App Date: 08/01/1977	Rev Date: 07/31/2017
Description: Installation of Eagle performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: Textron Aviation Inc.500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA661SW	Status: Current	App Date: 06/03/1966	Rev Date: 12/01/1999
Description: Interior arrangement.
TC Nos.: 6A4
Models: McDonnell Douglas CorporationDC-6B (Navy R6D-1Z)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA672NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of Hartzell HC-C3YF-1RF/F9587C-17S propeller on Continental IO-520-D engine.
TC Nos.: A9CE
Models: The Cessna Aircraft CompanyA188B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA672NW	Status: Current	App Date: 08/11/1978	Rev Date: 07/31/2017
Description: Installation of Hartzell HC-C3YF-1RF/F9587C-17S propeller on Continental IO-520-D engine.
TC Nos.: A9CE
Models: Textron Aviation Inc.A188A
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA672NW	Status: Historical	App Date: 08/11/1978	Rev Date: 09/08/2005
Description: Installation of Hartzell HC-C3YF-1RF/F9587C-17S propeller on Continental IO-520-D engine.
TC Nos.: A9CE
Models: The Cessna Aircraft CompanyA188B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA686SW	Status: Current	App Date: 07/25/1966	Rev Date: 12/01/1999
Description: Installation of Pratt & Whitney R2800-CB16 engine power ratings with 100/130 grade fuel and cabin compressor automatic disconnect.
TC Nos.: A1SW, LTC AL-13
Models: Air Trading CorporationNavy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA689NW	Status: Current	App Date: 11/13/1978	Rev Date: 09/08/2005
Description: Installation of transponder identification switch in the left hand control wheel.
TC Nos.: A22CE
Models: Textron Aviation Inc.500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA707NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of weather radar system.
TC Nos.: 3A15
Models: Raytheon Aircraft Company36, A36, S35, V35, V35A, V35B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA707NW	Status: Historical	App Date: 10/13/1978	Rev Date: 09/08/2005
Description: Installation of weather radar system.
TC Nos.: 3A15
Models: Raytheon Aircraft Company36, A36, S35, V35, V35A, V35B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA707NW	Status: Current	App Date: 10/13/1978	Rev Date: 07/31/2017
Description: Installation of weather radar system.
TC Nos.: 3A15
Models: Textron Aviation Inc.36, A36, S35, V35, V35A, V35B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA714SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Enlargement of main cabin windows cut-out with associated modifications of substructure, escape hatch, and window installation.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA715SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Enlargement of cockpit side window cut-out with associated modifications of substructure and window installation.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA716SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Installation of revised tail cone.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA717SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Installation of panel to deaden propeller noise
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA718SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Lower tail gear trunnion 11 inches with associated modifications.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA719SW	Status: Current	App Date: 04/08/1966	Rev Date: 12/01/1999
Description: Extension of wing tip with associated modifications of substructure of outer wing panel.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA720SW	Status: Current	App Date: 08/08/1966	Rev Date: 12/01/1999
Description: Aerodynamic smoothing of outer wing.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA732NW	Status: Historical	App Date:	Rev Date: 04/13/1990
Description: Installation of Eagle SP performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA732NW	Status: Historical	App Date: 05/04/1978	Rev Date: 12/16/2005
Description: Installation of Eagle SP performance system, including recontoured wing leading edge, wing tip extension, increased gross weight, increased fuel capacity, and other minor refinements.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA738SW	Status: Current	App Date: 11/25/1966	Rev Date: 12/01/1999
Description: Installation of elevator torque tube flange.
TC Nos.: A-723, A1SW, LTC-13
Models: Lockheed Aircraft CorporationLockheed 18, Navy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA743SW	Status: Current	App Date: 12/14/1966	Rev Date: 12/01/1999
Description: Clamp, flap actuating cylinder H500 P/N 5-104268-1.
TC Nos.: A1SW, LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7523SW	Status: Current	App Date: 08/11/1987	Rev Date: 12/01/1999
Description: Installation of executive interior
TC Nos.: A35EU
Models: AirbusA310 304
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA756NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of a droop aileron system, stall fences and stall strips.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210N, P210N, T210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA756NW	Status: Historical	App Date: 11/27/1978	Rev Date: 07/21/2005
Description: Installation of a droop aileron system, stall fences and stall strips.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210N, P210N, T210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7606SW	Status: Historical	App Date:	Rev Date: 12/01/1999
Description: Installation of executive interior. Approved for model 747SP-Z5, serial number 23610 ONLY
TC Nos.: A20WE
Models: The Boeing Company747SP Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA760NW	Status: Current	App Date: 01/24/1979	Rev Date: 07/31/2017
Description: Installation of RCA digital weather radar system.
TC Nos.: 3A21
Models: Textron Aviation Inc.210L, 210M, 210N, P210N, T210L, T210M, T210N
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA760NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of RCA digital weather radar system.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210L, 210M, 210N, P210N, T210L, T210M, T210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA760SW	Status: Current	App Date: 02/01/1967	Rev Date: 12/01/1999
Description: Installation of flap actuating cylinder attach bracket.
TC Nos.: A1SW, LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7768SW	Status: Historical	App Date:	Rev Date: 06/26/1990
Description: Installation of replacement extended range bladder fuel cells. (206 S/N 206-0001 thru 206-0275 P206; S/N P206-0002 thru P206-0647) (U206 S/N U206-0276 - U206-4649)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206, U206
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7768SW	Status: Historical	App Date: 03/23/1988	Rev Date: 07/21/2005
Description: Installation of replacement extended range bladder fuel cells. (206 S/N 206-0001 thru 206-0275 P206; S/N P206-0002 thru P206-0647) (U206 S/N U206-0276 - U206-4649)
TC Nos.: A4CE
Models: The Cessna Aircraft Company206, P206, U206
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7834SW	Status: Historical	App Date: 01/05/1988	Rev Date: 06/21/1990
Description: Provisions for auxiliary fuel tanks.
TC Nos.: 3A24
Models: The Cessna Aircraft CompanyA185F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7838SW	Status: Historical	App Date: 03/23/1988	Rev Date: 07/21/2005
Description: Installation of replacement extended range bladder fuel cells.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7838SW	Status: Historical	App Date:	Rev Date: 06/26/1990
Description: Installation of replacement extended range bladder fuel cells.
TC Nos.: A16CE
Models: The Cessna Aircraft Company207 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7839SW	Status: Historical	App Date:	Rev Date: 06/26/1990
Description: Installation of replacement extended range bladder fuel cells. (210-5 (205) S/N 205-0001 - 205-0577) (210 S/N 21057841 - 21058818) (T210 SERIES S/N T210-0001-T210-0197)
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), T210 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7839SW	Status: Historical	App Date: 03/23/1988	Rev Date: 07/21/2005
Description: Installation of replacement extended range bladder fuel cells. (210-5 (205) S/N 205-0001 - 205-0577) (210 S/N 21057841 - 21058818) (T210 SERIES S/N T210-0001-T210-0197)
TC Nos.: 3A21
Models: The Cessna Aircraft Company210, 210-5 (205), T210 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8020SW	Status: Historical	App Date: 01/18/1991	Rev Date: 07/21/2005
Description: Installation of engine thrust reversers.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8020SW	Status: Historical	App Date:	Rev Date: 06/21/1991
Description: Installation of engine thrust reversers.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA802NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of a transponder identification switch on left hand control wheel.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA805NW	Status: Historical	App Date: 07/12/1979	Rev Date: 09/08/2005
Description: Installation of an engine cover storage box.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA80RM	Status: Historical	App Date:	Rev Date: 06/09/1998
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA80RM	Status: Historical	App Date: 03/03/1976	Rev Date: 07/21/2005
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA80RM	Status: Current	App Date: 03/03/1976	Rev Date: 07/31/2017
Description: Installation of extended range fuel tank and relocation of aft pressure bulkhead.
TC Nos.: A22CE
Models: Textron Aviation Inc.500, 550
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8176SW	Status: Historical	App Date: 11/20/1989	Rev Date: 07/21/2005
Description: Install Pratt & Whitney Canada JT15D-1A engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8176SW	Status: Historical	App Date:	Rev Date: 12/11/1991
Description: Install Pratt & Whitney Canada JT15D-1A engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA817SW	Status: Current	App Date: 07/10/1967	Rev Date: 12/01/1999
Description: Installation of Modified wing tip
TC Nos.: A-765
Models: Raytheon Aircraft CompanyD18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA818SW	Status: Current	App Date: 07/13/1967	Rev Date: 12/01/1999
Description: Installation of Outer wing panel with Integral Fuel Tanks P/N 06-0565-001
TC Nos.: A-765
Models: Raytheon Aircraft CompanyD18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8316SW	Status: Current	App Date: 09/15/1989	Rev Date: 12/01/1999
Description: Conversion of Boeing707-3F5C aircraft main deck interior to a combination passenger and cargo design
TC Nos.: 4A26
Models: The Boeing Company707-300C Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8323SW	Status: Historical	App Date:	Rev Date: 03/16/1992
Description: Install Pratt & Whitney Canada PT6A-25C engine and Hartzell HC-B3TN-2/T10178(N)-8R propeller.
TC Nos.: A50EU
Models: Pilatus Aircraft LimitedPC-7
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8323SW	Status: Historical	App Date: 12/26/1989	Rev Date: 07/21/2005
Description: Install Pratt & Whitney Canada PT6A-25C engine and Hartzell HC-B3TN-2/T10178(N)-8R propeller.
TC Nos.: A50EU
Models: Pilatus Aircraft LimitedPC-7
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA832SW	Status: Current	App Date: 07/07/1967	Rev Date: 12/01/1999
Description: Main wing spar reinforcement.
TC Nos.: A-765
Models: Raytheon Aircraft Company3N, 3NM, 3TM, C-45G, C-45H, D18S, E18S, E18S-9700, G18S, H18, JRB-6, RC-45J (SNB-5P), TC-45G, TC-45H, TC-45J, UC-45J (SNB-5)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA83RM	Status: Current	App Date: 09/01/1976	Rev Date: 07/31/2017
Description: Increased ramp and takeoff weights for restricted category operation.
TC Nos.: A22CE
Models: Textron Aviation Inc.500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA83RM	Status: Historical	App Date: 09/01/1976	Rev Date: 09/08/2005
Description: Increased ramp and takeoff weights for restricted category operation.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA83RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Increased ramp and takeoff weights for restricted category operation.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA841NW	Status: Historical	App Date: 07/15/1979	Rev Date: 09/08/2005
Description: Installation of Mark II performance system, including recountoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.24B, 24B-A, 24D, 24D-A, 24E, 24F, 24F-A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA841NW	Status: Historical	App Date:	Rev Date: 05/14/2001
Description: Installation of Mark II performance system, including recountoured flap leading edge, wing vortex generator removal, installation of wing stall strips and other minor refinements.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 24B, Learjet 24B-A, Learjet 24D, Learjet 24D-A, Learjet 24E, Learjet 24F, Learjet 24F-A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8436SW	Status: Historical	App Date: 04/06/1992	Rev Date: 07/21/2005
Description: Installation of Pratt & Whitney Canada JT15D-18 engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8436SW	Status: Historical	App Date:	Rev Date: 09/02/1992
Description: Installation of Pratt & Whitney Canada JT15D-18 engines.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8437SW	Status: Historical	App Date:	Rev Date: 09/03/1992
Description: Installation of nose radome quick release mechanism.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 552, 560, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8437SW	Status: Historical	App Date: 04/06/1992	Rev Date: 07/21/2005
Description: Installation of nose radome quick release mechanism.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, 552, 560, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8458SW	Status: Historical	App Date:	Rev Date: 10/14/1992
Description: Installation of quick release nose radome latch mechanisms.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8458SW	Status: Historical	App Date: 04/06/1992	Rev Date: 07/21/2005
Description: Installation of quick release nose radome latch mechanisms.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8485SW	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of non-interfaced provisions only for Bendix-King TCAS II, dual Mode S transponders, and a second Litton Omega Navigation System.
TC Nos.: A35EU
Models: AirbusA300 B4-103
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA85SW	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of elevator boost system.
TC Nos.: LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA864NW	Status: Historical	App Date: 09/25/1979	Rev Date: 09/08/2005
Description: Installation of RCA digital weather radar system.
TC Nos.: A4CE
Models: The Cessna Aircraft CompanyTU206F, TU206G, U206F, U206G
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA864NW	Status: Current	App Date: 09/25/1979	Rev Date: 07/31/2017
Description: Installation of RCA digital weather radar system.
TC Nos.: A4CE
Models: Textron Aviation Inc.TU206F, TU206G, U206F, U206G
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA864NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of RCA digital weather radar system.
TC Nos.: A4CE
Models: The Cessna Aircraft Company206, TU206F, TU206G, U206F, U206G
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8693SW	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of executive interior. Serial numbers 19740 and 20298 only.
TC Nos.: 4A26
Models: The Boeing Company707-300B
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8729SW-D	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Installation of Sundstrand ground proximity warning system (GPWS) Mark VI.
TC Nos.: A56EU
Models: British Aerospace (Scotland)Jetstream Model 3201
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8828SW	Status: Historical	App Date: 11/29/1993	Rev Date: 07/21/2005
Description: Installation of inertial reel assembly on pilot and co-pilot shoulder harnesses.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501, 551
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8855SW	Status: Historical	App Date: 04/04/1994	Rev Date: 07/21/2005
Description: Installation of two Pratt & Whitney Canada JT15D-1B engines.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8855SW	Status: Historical	App Date:	Rev Date: 05/23/1994
Description: Installation of two Pratt & Whitney Canada JT15D-1B engines.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA892NW	Status: Historical	App Date: 10/16/1979	Rev Date: 09/08/2005
Description: Addition of fowler wing flaps elevator trim spring with cockpit tension select lever, and fuselage strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company414A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA892NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Addition of fowler wing flaps elevator trim spring with cockpit tension select lever, and fuselage strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company414A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA895SW	Status: Current	App Date:	Rev Date: 12/01/1999
Description: Outer wing panel spar beef up. STC SA832SW required with this mod.
TC Nos.: A-765
Models: Raytheon Aircraft Company3N, 3NM, 3TM, C-45G, C-45H, D18S, E18S, E18S-9700, G18S, H18, JRB-6, RC-45J (SNB-5P), TC-45G, TC-45H, TC-45J, UC-45J (SNB-5)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA900NW	Status: Historical	App Date: 07/15/1979	Rev Date: 09/08/2005
Description: Mark II performance system, including recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips, etc. (LEARJET 25C eqipped with ECR 1511) (LEARJET 25 equipped with ECR 1513)
TC Nos.: A10CE
Models: Learjet Inc.25, 25C, 25D, 25F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA900NW	Status: Historical	App Date:	Rev Date: 05/14/2001
Description: Mark II performance system, including recontoured flap leading edge, wing vortex generator removal, installation of wing stall strips, etc. (LEARJET 25C eqipped with ECR 1511) (LEARJET 25 equipped with ECR 1513)
TC Nos.: A10CE
Models: Learjet Inc.Learjet 25, Learjet 25C, Learjet 25D, Learjet 25F
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA903NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of wing tip recognition lights.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA903NW	Status: Historical	App Date: 11/02/1978	Rev Date: 09/08/2005
Description: Installation of wing tip recognition lights.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA926NW	Status: Historical	App Date: 04/14/1980	Rev Date: 09/08/2005
Description: Installation of wing tip recognition lights.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA926NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of wing tip recognition lights.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA927NW	Status: Historical	App Date: 01/07/1980	Rev Date: 09/08/2005
Description: Addition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company402C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA927NW	Status: Historical	App Date:	Rev Date:
Description: Addition of fowler wing flaps, elevator trim spring with cockpit tension select lever, fuselage strakes, and nacelle strakes.
TC Nos.: A7CE
Models: The Cessna Aircraft Company402C
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA932NW	Status: Historical	App Date: 03/06/1980	Rev Date: 09/08/2005
Description: Limited to Cessna Model 500 airplane S/N 0292, ASTEC S/N 20 only. Installation of the Global navigation system, GNS500A.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA957NW	Status: Historical	App Date: 01/29/1980	Rev Date: 09/08/2005
Description: Installation of RCA digital weather radar system.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182P, 182Q, 182R, R182, T182, TR182
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA957NW	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of RCA digital weather radar system.
TC Nos.: 3A13
Models: The Cessna Aircraft Company182, 182P, 182Q, 182R, R182, T182, TR182
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA95RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of nose boom. (60 s/n P-8 only)
TC Nos.: A12CE
Models: Raytheon Aircraft Company60
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA95RM	Status: Current	App Date: 01/06/1977	Rev Date: 07/31/2017
Description: Limited to Serial Number P-8, Registration N822D only. Installation of Nose Boom.
TC Nos.: A12CE
Models: Textron Aviation Inc.60
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA95RM	Status: Historical	App Date: 01/06/1977	Rev Date: 09/08/2005
Description: Limited to Serial Number P-8, Registration N822D only. Installation of Nose Boom.
TC Nos.: A12CE
Models: Raytheon Aircraft Company60
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00009DE	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of a medical stretcher.
TC Nos.: A3EU
Models: Raytheon Aircraft CompanyBAe.125 Series 800A (C-29A; U-125)
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00009DE	Status: Historical	App Date: 09/29/1992	Rev Date: 09/08/2005
Description: Installation of a medical stretcher.
TC Nos.: A3EU
Models: Raytheon Aircraft CompanyBAe.125 Series 800A (C-29A; U-125)
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00232DE	Status: Historical	App Date: 03/05/1996	Rev Date: 07/21/2005
Description: Installation of a cabin door optically flat window.
TC Nos.: A22CE
Models: The Cessna Aircraft Company560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00232DE	Status: Historical	App Date:	Rev Date: 06/20/1996
Description: Installation of a cabin door optically flat window.
TC Nos.: A22CE
Models: The Cessna Aircraft Company560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02010LA	Status: Current	App Date: 04/06/2006	Rev Date: 09/07/2010
Description: Installation of a Kollsman General Aviation Vision System in a Cessna Model 550 airplane in FAA-Approved U.S. Technical Master Drawing List 4627-34-000, Revision B, dated February 25, 2007, or later FAA approved revision. FAA-Approved Airplane Flight Manual Supplement Number U10-0160, Revision "NC," dated March 7, 2077 or later FAA-approved revision is required as a part of this installation.
TC Nos.: A22CE
Models: Cessna Aircraft Company550
ACO: AIR-770: West Certification Branch LA

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02363LA	Status: Historical	App Date: 03/11/2010	Rev Date: 08/09/2011
Description: Installation of Honeywell TFE731-50R engines.
TC Nos.: A3EU
Models: Hawker Beechcraft CorporationHawker 800XP
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09011SC	Status: Historical	App Date: 02/14/1994	Rev Date: 07/21/2005
Description: Installation of a pilot's, control wheel mounted, alternate gear horn silence switch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09011SC	Status: Historical	App Date:	Rev Date: 03/07/1995
Description: Installation of a pilot's, control wheel mounted, alternate gear horn silence switch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500, 550, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09109SC	Status: Historical	App Date: 02/24/1994	Rev Date: 07/21/2005
Description: Installation of avionics master switch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09109SC	Status: Historical	App Date:	Rev Date: 10/04/1995
Description: Installation of avionics master switch.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date:	Rev Date: 05/14/2002
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc P O Box 5184 Garner Field Road, Uvalde, TX 78802-5184, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date: 06/12/1998	Rev Date: 11/24/2003
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date: 06/12/1998	Rev Date: 03/24/2006
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date: 06/12/1998	Rev Date: 07/08/2009
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A22CE, A27CE
Models: Cessna Aircraft Company500, 501, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date: 06/12/1998	Rev Date: 11/13/2008
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A22CE, A27CE
Models: Cessna Aircraft Company500, 501, 550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc P O Box 5184 Garner Field Road, Uvalde, TX 78802-5184, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09559AC	Status: Historical	App Date:	Rev Date: 10/30/2003
Description: Installation of Williams/Rolls FJ44-2A engine. Installation of STC SA732NW required for this mod.
TC Nos.: A27CE
Models: The Cessna Aircraft Company501
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09630AC	Status: Historical	App Date: 06/26/2000	Rev Date: 11/03/2008
Description: Installation of Meggitt Avionics Engine Instrument Display System.
TC Nos.: A22CE, A27CE
Models: Cessna Aircraft Company500, 501, 550, 551, 560
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09718AC	Status: Historical	App Date: 05/30/2008	Rev Date: 02/02/2010
Description: Installation of Artex C406 (406 MHz) Series emergency locator transmitter, antenna, and remote switch assembly
TC Nos.: A22CE, A27CE
Models: Cessna Aircraft Company500, 501, 550, 551, 560, S550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09975SC	Status: Historical	App Date: 07/14/2000	Rev Date: 07/21/2005
Description: Optimal maximum zero fuel weight (MZFW) increase for aircraft modified per STC SA2172NM installation of LONGWING Modification including wing tip extensions, extended pneumatic de-ice boot, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09975SC	Status: Historical	App Date:	Rev Date: 02/12/2002
Description: Optimal maximum zero fuel weight (MZFW) increase for aircraft modified per STC SA2172NM installation of LONGWING Modification including wing tip extensions, extended pneumatic de-ice boot, increased fuel capacity, and other minor refinements.
TC Nos.: A22CE
Models: The Cessna Aircraft Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc Garner Field Road, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST165RM	Status: Historical	App Date:	Rev Date: 12/24/1997
Description: Installation of fiberglass tail cone in lieu of metal tail cone.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Sierra Industries Inc 122 Howard Langford Drive, Uvalde, TX 78801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST165RM	Status: Historical	App Date: 03/15/1978	Rev Date: 09/08/2005
Description: Installation of fiberglass tail cone in lieu of metal tail cone.
TC Nos.: A22CE
Models: The Cessna Aircraft Company550
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140