STC Holder: Pacific Propeller International LLC

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No. of STCs: 53

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA113NW	Status: Historical	App Date: 03/25/1974	Rev Date: 03/25/2004
TC Nos.: A3SW, A4SW, A3SW,
Models: Thrush Aircraft Inc.: 600 S-2D , S-2R, S-2R
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Efficiency Aircraft Components, Inc. propeller blades and Hamilton Standard hubs on Rockwell International series aircraft as follows: 1. E.A.C. AG-100-2 and AG-100-4S propeller blades in H.S.P. 3D40 hub with H.S. 4M12-1 governor in accordance with Installation Instructions No. E.A.C. 800 and 1014 respectively. 2. E.A.C. AG-200-2 propeller blades in H.S.P. 23D40-401 hub with H.S. 4K11-1 governor in accordance with Installation Instructions No. E.A.C. 900.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA113NW	Status: Current	App Date: 03/25/1974	Rev Date: 06/30/2005
TC Nos.: A3SW, A4SW, A3SW,
Models: Thrush Aircraft Inc.: 600 S-2D , S-2R, S-2R
ACO: AIR-770: West Certification Branch SEA
Installation of Efficiency Aircraft Components, Inc. propeller blades and Hamilton Standard hubs on Rockwell International series aircraft.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA1184NW	Status: Current	App Date: 12/08/1980	Rev Date: 06/30/2005
TC Nos.: 2A4, 2A4,
Models: Twin Commander Aircraft Corporation: 680-V , 680-W , 681
ACO: AIR-770: West Certification Branch SEA
Installation of Hartzell HC-B3TN-5/T10178E-13Q propellers on AiResearch Model TPE-331-43 series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA1184NW	Status: Historical	App Date: 12/08/1980	Rev Date: 03/25/2004
TC Nos.: 2A4, 2A4,
Models: Twin Commander Aircraft Corporation: 680-V , 680-W , 681
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Hartzell HC-B3TN-5/T10178E-13Q propellers on AiResearch Model TPE-331-43 series engines in accordance with Pacific Propeller, Inc. Master Drawing List 76026.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA195NW	Status: Historical	App Date:	Rev Date: 07/02/1975
TC Nos.: 249,
Models: Hamilton Standard Division: 3D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of O ring seals in place of Hamilton Standard leather seals.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA195NW	Status: Current	App Date: 12/14/1974	Rev Date: 03/25/2004
TC Nos.: 249,
Models: Hamilton Standard Division: 3D
ACO: AIR-770: West Certification Branch SEA
Installation of O ring seals in place of Hamilton Standard leather seals in accordance with Pacific Propeller, Inc. Drawing List No. 5001, dated June 24, 1975, or later FAA approved revision.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2052WE	Status: Current	App Date: 03/03/1969	Rev Date: 03/25/2004
TC Nos.: 2A13,
Models: The New Piper Aircraft Inc.: PA-28-140
ACO: AIR-770: West Certification Branch SEA
Installation of Hartzell HC82XL-6F/8433-12 propeller(after conversion of engine to Lycoming O-320-E1A model).

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2213WE	Status: Current	App Date: 05/26/1970	Rev Date: 03/25/2004
TC Nos.: 2A13,
Models: The New Piper Aircraft Inc.: PA-28-180
ACO: AIR-770: West Certification Branch SEA
Conversion of Lycoming O-360-A3A engine to Model O-360-A1A engine and installation of Hartzell HC-C2YK1-B/7666A-0 propeller.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2384NM	Status: Current	App Date: 02/03/1984	Rev Date: 04/16/2004
TC Nos.: 1A16, 1A16,
Models: Allied Ag Cat Productions Inc.: G-164 , G-164B , G-164C
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propeller, Inc. 22D40/AG200-2 and 22D40/6533A-12 propellers, governors, and associated systems on Pratt & Whitney R-1340 series engines in accordance with FAA sealed Pacific Propeller, Inc. Installation Instructions No. 8002 and 8003, respectively.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2385NM	Status: Historical	App Date: 02/03/1984	Rev Date: 03/25/2004
TC Nos.: A9SW,
Models: Air Tractor Inc.: AT-301
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Pacific Propeller Inc 22D40/AG200-2 and 12D40/AG100-2 propellers, governors, and associated systems.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2385NM	Status: Current	App Date: 02/03/1984	Rev Date: 06/30/2005
TC Nos.: A9SW,
Models: Air Tractor Inc.: AT-301
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propeller Inc 22D40/AG200-2 and 12D40/AG100-2 propellers, governors, and associated systems.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA2386NM	Status: Current	App Date: 02/03/1984	Rev Date: 03/25/2004
TC Nos.: A3SW, A3SW,
Models: Thrush Aircraft Inc.: 600 S-2D , S-2R
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propeller, Inc. 22D40/AG200-2 and 22D40/6533A-12 propellers, governors, and associated systems on Pratt & Whitney R-1340 series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA356NW	Status: Historical	App Date: 07/15/1976	Rev Date: 03/25/2004
TC Nos.: A-806,
Models: de Havilland Inc. (Canada): DHC-2 Mk.I
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-2D30-425/AG- 100-4S propeller on Pratt & Whitney R-985 series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA356NW	Status: Current	App Date: 07/15/1976	Rev Date: 06/30/2005
TC Nos.: A-806,
Models: de Havilland Inc. (Canada): DHC-2 Mk.I
ACO: AIR-770: West Certification Branch SEA
Installation of EAC-2D30-425/AG- 100-4S propeller on Pratt & Whitney R-985 series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA356NW	Status: Historical	App Date:	Rev Date: 09/13/1976
TC Nos.: A-806,
Models: de Havilland Inc. (Canada): DHC-2 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-2D30-425/AG- 100-4S propeller on Pratt & Whitney R-985 series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA357NW	Status: Historical	App Date:	Rev Date: 09/13/1976
TC Nos.: A-806,
Models: de Havilland Inc. (Canada): DHC-2 (L-20A) MK.I
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-22D30-403/ AG-200-4S propeller on Pratt & Whitney R-985 series (450 HP- Item 301) engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA357NW	Status: Current	App Date: 07/01/1976	Rev Date: 03/25/2004
TC Nos.: A-806,
Models: de Havilland Inc. (Canada): DHC-2 (L-20A) MK.I
ACO: AIR-770: West Certification Branch SEA
Installation of EAC-22D30-403/ AG-200-4S propeller on Pratt & Whitney R-985 series (450 HP- Item 301) engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA434NW	Status: Current	App Date: 11/19/1976	Rev Date: 03/25/2004
TC Nos.: 1A16, 1A16,
Models: Allied Ag Cat Productions Inc.: G-164 , G-164B , G-164C
ACO: AIR-770: West Certification Branch SEA
Installation of EAC-12D40-AG-100S-4S prop on Pratt & Whitney R-1340-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA434NW	Status: Historical	App Date:	Rev Date:
TC Nos.: 1A16, 1A16,
Models: Ag Cat Corporation: G-164A , G-164B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-12D40-AG-100S-4S prop on Pratt & Whitney R-1340-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA436NW	Status: Current	App Date: 11/19/1976	Rev Date: 06/30/2005
TC Nos.: 1A16, 1A16,
Models: Allied Ag Cat Productions Inc.: G-164 , G-164B
ACO: AIR-770: West Certification Branch SEA
Installation of WAC-2D30-425/AG-100-4S propeller assembly

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA436NW	Status: Historical	App Date: 11/19/1976	Rev Date: 03/25/2004
TC Nos.: 1A16, 1A16,
Models: Allied Ag Cat Productions Inc.: G-164 , G-164B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of WAC-2D30-425- AG-100-4A prop on P&W R-985-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA436NW	Status: Historical	App Date:	Rev Date:
TC Nos.: 1A16, 1A16,
Models: Ag Cat Corporation: G-164A, G-164B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of WAC-2D30-425- AG-100-4A prop on P&W R-985-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA445NW	Status: Current	App Date: 11/30/1976	Rev Date: 03/25/2004
TC Nos.: 1A16, 1A16,
Models: Allied Ag Cat Productions Inc.: G-164A , G-164B
ACO: AIR-770: West Certification Branch SEA
Installation of EAC-22D30-AG-200-4S prop or P&W R-985-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA445NW	Status: Historical	App Date:	Rev Date: 05/09/1977
TC Nos.: 1A16,
Models: Ag Cat Corporation: G-164A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-22D30-AG-200-4S prop or P&W R-985-AN-1 engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA465NW	Status: Historical	App Date: 11/19/1977	Rev Date: 03/25/2004
TC Nos.: A4SW, A3SW,
Models: Thrush Aircraft Inc.: 600 S-2D, S-2R
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-12D40- AG-100-4S propellers on P&W R-1340-AN-1-SH1H-1.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA465NW	Status: Current	App Date: 11/19/1977	Rev Date: 06/30/2005
TC Nos.: A4SW, A3SW,
Models: Thrush Aircraft Inc.: 600 S-2D, S-2R
ACO: AIR-770: West Certification Branch SEA
Installation of EAC-12D40- AG-100-4S propellers on P&W R-1340-AN-1-SH1H-1.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA465NW	Status: Historical	App Date:	Rev Date: 06/13/1977
TC Nos.: A3SW, 2A7,
Models: Ayres Corporation: 600 S-2D, S-2C , S2R
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of EAC-12D40- AG-100-4S propellers on P&W R-1340-AN-1-SH1H-1.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA924NW	Status: Historical	App Date: 04/16/1980	Rev Date: 03/25/2004
TC Nos.: 2A4,
Models: Twin Commander Aircraft Corporation: 680-W
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Hartzell HC-B3TN-5K/T-10178-B13Q propellers on AiResearch Model TPE-331-1-151K in accordance with Pacific Propeller, Inc. Master Drawing List 76025.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA924NW	Status: Historical	App Date:	Rev Date: 04/16/1980
TC Nos.: 2A4, 2A4,
Models: Twin Commander Aircraft Corporation: 680V, 680W , 681
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Hartzell propeller on TPE-331--43A and TPE 331-1-151K engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA924NW	Status: Current	App Date: 04/16/1980	Rev Date: 06/30/2005
TC Nos.: 2A4,
Models: Twin Commander Aircraft Corporation: 680-W
ACO: AIR-770: West Certification Branch SEA
Installation of Hartzell HC-B3TN-5K/T-10178-B13Q propellers on AiResearch Model TPE-331-1-151K in accordance with Pacific Propeller, Inc. Master Drawing List 76025.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA943NW	Status: Historical	App Date:	Rev Date: 05/29/1980
TC Nos.: A9SW,
Models: Air Tractor Inc.: AT-301
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Pacific Propellers EAC-12D40-425/AG-100-4S or EAC-22D40/AG-200-4S propeller assemblies using P&W 600 hp R-1340-S1H series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA943NW	Status: Current	App Date: 03/20/1980	Rev Date: 03/25/2004
TC Nos.: A9SW,
Models: Air Tractor Inc.: AT-301
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propellers EAC-12D40-425/AG-100-4S or EAC-22D40/AG-200-4S propeller assemblies using P&W 600 hp R-1340-S1H series engines.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA99NW	Status: Current	App Date: 03/04/1974	Rev Date: 06/30/2005
TC Nos.: 1A16,
Models: Ag Cat Corporation: G-164A
ACO: AIR-770: West Certification Branch SEA
Installation of Efficiency Aircraft Components, Inc. propeller blades and Hamilton Standard hubs on G-164 series aircraft.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SA99NW	Status: Historical	App Date: 03/04/1974	Rev Date: 03/25/2004
TC Nos.: 1A16,
Models: Ag Cat Corporation: G-164A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Efficiency Aircraft Components, Inc. propeller blades and Hamilton Standard hubs on G-164 series aircraft as follows: 1. E.A.C. AG-100-2 and AG-100-4S propeller blades in H.S.P. 3D40 hub with H.S. 4M12-1 governor in accordance with Installation Instructions No. E.A.C. 600 and 1015 respectively. 2. E.A.C. AG-200-2 propeller blades in H.S.P. 23D40-401 hub with H.S. 4K11-1 governor in accordance with Installation Instructions No. E.A.C. 700.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP148NW	Status: Current	App Date: 10/07/1974	Rev Date: 03/25/2004
TC Nos.: P-719, 249,
Models: Hamilton Standard Division: 23D, 3D
ACO: AIR-770: West Certification Branch SEA
Installation of EAC propeller blades in Hamilton Standard hubs(blades AG100-OS and AG200-OS). (23D 40) (3D 40)

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP161NW	Status: Current	App Date: 01/14/1975	Rev Date: 03/25/2004
TC Nos.: P-719,
Models: Hamilton Standard Division: 23D
ACO: AIR-770: West Certification Branch SEA
Installation of rear spider seal in lieu of Hamilton Standard seal per FAA sealed Pacific Propeller, Inc. Drawing List No. 7500, dated February 24, 1975, or later FAA sealed revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP161NW	Status: Historical	App Date:	Rev Date: 02/28/1975
TC Nos.: P-719,
Models: Hamilton Standard Division: 23D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of rear spider seal(limited to Wright R-1300-1B engines). (23D 40)

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP245NW	Status: Current	App Date: 11/10/1975	Rev Date: 06/30/2005
TC Nos.: P-257, P-736, TC 249, P-206,
Models: Hamilton Standard Division: 12D40 , 22D , 2D30 , 3D
ACO: AIR-770: West Certification Branch SEA
Manufacture AG-100-4S blades and CF AG-100-4S blades with cooling fairing and use thereof in Hamilton 2D30 hubs of P&W R-985, 450 h.p. engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP245NW	Status: Historical	App Date:	Rev Date: 12/23/1975
TC Nos.: P-206,
Models: Hamilton Standard Division: 2D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Manufacture AG-100-4S blades and CF AG-100-4S blades with cooling fairing and use thereof in Hamilton 2D30 hubs of P&W R-985, 450 h.p. engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP245NW	Status: Historical	App Date: 11/10/1975	Rev Date: 03/25/2004
TC Nos.: P-206,
Models: Hamilton Standard Division: 2D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Manufacture AG-100-4S blades and CF AG-100-4S blades with cooling fairing and use thereof in Hamilton 2D30 hubs of P&W R-985, 450 h.p. engine.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP250NW	Status: Current	App Date: 03/07/1975	Rev Date: 03/25/2004
TC Nos.: P-255,
Models: Hamilton Standard Division: 2B
ACO: AIR-770: West Certification Branch SEA
Add cooling cuffs and reduce the diameter to 96 15/16 Inches with a square tip in accordance with FAA Sealed Pacific Propeller, Inc. Drawing List Number 7601, dated January 12, 1976, or later FAA Sealed Revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP250NW	Status: Historical	App Date:	Rev Date:
TC Nos.: P-255,
Models: Hamilton Standard Division: 2B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Hamilton propeller2B20 hub with 6135-9 blades modified by adding blade cuffs and EAC-20-204 seal to replace HSP P/Ns 50287, 50116, 50015.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP362NW	Status: Current	App Date: 03/07/1975	Rev Date: 03/25/2004
TC Nos.: P-257, P-719, P-736, P-749, P-784, P-206,
Models: Hamilton Standard Division: 12D , 22D , 23D , 24D, 2D , 33D
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propeller, Inc. chafing ring PP17010 in accordance with Pacific Propeller, Inc. FAA Sealed Drawing List 76005, dated September 27, 1976, or later FAA Sealed Revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP362NW	Status: Historical	App Date:	Rev Date:
TC Nos.: P-257, P-719, P-736, P-749, P-784, P-206,
Models: Hamilton Standard Division: 12D , 22D , 23D , 24D, 2D , 33D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Propeller blade chaffing ring. (2D 30) (22D 30, 40) (23D 40) (12D 40) (24D 50) (33D 50)

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP5WE	Status: Current	App Date: 05/07/1965	Rev Date: 03/25/2004
TC Nos.: P-255, P-257, P-206,
Models: Hamilton Standard Division: 12D40, 2B20 , 2D30
ACO: AIR-770: West Certification Branch SEA
Installation of Little Giant Propeller Seal.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP725NW	Status: Historical	App Date:	Rev Date: 02/26/1979
TC Nos.: P-257,
Models: Hamilton Standard Division: 12D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
O ring seal in place of crush gasket or cylinder head. (12D 40)

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP725NW	Status: Current	App Date: 01/23/1979	Rev Date: 03/25/2004
TC Nos.: P-257,
Models: Hamilton Standard Division: 12D
ACO: AIR-770: West Certification Branch SEA
Install barrel support block No. PPI 51462-10 in place of Hamilton Standard Part No. 51462 in accordance with Pacific Propeller, Inc. Drawing List o. 76018, dated February 7, 1979, or later FAA approved revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP755NW	Status: Historical	App Date:	Rev Date: 04/19/1979
TC Nos.: P-257,
Models: Hamilton Standard Division: 12D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Barrell support blocks for reworked propeller blades. (12D)

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP755NW	Status: Current	App Date: 01/23/1979	Rev Date: 03/25/2004
TC Nos.: P-257,
Models: Hamilton Standard Division: 12D
ACO: AIR-770: West Certification Branch SEA
Installation of O ring seal in place of crush gasket in accordance with FAA Sealed Pacific Propeller, Inc. Draing List No. 7020, dated March 5, 1979, or later FAA sealed revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP7WE	Status: Historical	App Date: 02/20/1967	Rev Date: 03/25/2004
TC Nos.: P-257, P-719, P-736, TC 249, P-206,
Models: Hamilton Standard Division: 12D40 , 22D , 23D , 2D30 , 3D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Installation of Efficiency Aircraft Components, Inc. propeller blades in Hamilton Standard hubs as follows: 1. E.A.C.AG-100-2 propeller blades in 2D30 and 12D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 100 and in 3D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 400. 2. E.A.C. AG-200-2 propeller blades in 22D30, 22D40, and 23D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 200, 300, and 500 respectively.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP7WE	Status: Current	App Date: 02/20/1967	Rev Date: 06/30/2005
TC Nos.: P-257, P-719, P-736, TC 249, P-206,
Models: Hamilton Standard Division: 12D40 , 22D , 23D , 2D30 , 3D
ACO: AIR-770: West Certification Branch SEA
Installation of Efficiency Aircraft Components, Inc. propeller blades in Hamilton Standard hubs as follows: 1. E.A.C.AG-100-2 propeller blades in 2D30 and 12D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 100 and in 3D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 400. 2. E.A.C. AG-200-2 propeller blades in 22D30, 22D40, and 23D40 hubs in accordance with FAA sealed E.A.C. Installation Instructions No. 200, 300, and 500 respectively.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP952NW	Status: Current	App Date: 04/14/1977	Rev Date: 03/25/2004
TC Nos.: P-736,
Models: Hamilton Standard Division: 22D
ACO: AIR-770: West Certification Branch SEA
Installation of Pacific Propeller, Inc. Extension Shaft-Assembly P/N PPI-7014-1 and Piston Assembly P/N PPI-7018 in the HSP-22D30 Hub Assembly and P/N 7017-1 Extension Shaft Assembly and Piston Assembly PPI-7018 in the HSP-22D40 Hub Assembly per Pacific Propeller Drawing List No. 76020, dated June 5, 1980, or later FAA Sealed Revision thereto.

STC Holder: Pacific Propeller International LLC Address: 5802 S. 228th Street, Kent, WA 98032-1810, United States		Contact us to have your company added here!
STC No.: SP952NW	Status: Historical	App Date:	Rev Date: 06/19/1980
TC Nos.: P-736,
Models: Hamilton Standard Division: 22D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500
Extension shaft assembly. (22D 30, 40)