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No. of STCs: 10

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02702AT	Status: Current	App Date: 05/07/2003	Rev Date:
Description: Installation of an alternate oil cooler on aircraft previously modified by STC SA1540WE in accordance with Air Repair, Inc. "Installation Instruction for Rectangular Oil Cooler" Report No. 4000A, Rev. A dated May 27, 2003 or later FAA approved revision.
TC Nos.: A-743
Models: Boeing Airplane Company Wichita Division75 (Army PT-13), A75 (Army PT-13A; -13B; -13C), A75J1 (Army PT-18), A75L3, A75L300, A75N1 (Army PT-17; -17A; Navy N2S-1; -4), B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), E75N1 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), IB75A
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1208WE	Status: Current	App Date: 04/05/1966	Rev Date: 11/08/2025
Description: Steel aileron actuating fitting replacement for Boeing P/N 75-1417.
TC Nos.: A-743
Models: The Boeing Company75 (Army PT-13), A75 (Army PT-13A; -13B; -13C), A75J1 (Army PT-18), A75L3, A75L300, A75N1 (Army PT-17; -17A; Navy N2S-1; -4), B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), E75N1 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), IB75A
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1540WE	Status: Current	App Date: 03/22/1966	Rev Date: 11/08/2025
Description: Installation of Pratt & Whitney R-985-AN-1, -AN-3, -AN14B, or -AN14BM engine, Hamilton Standard 2D30/6101A-12 or 2D30/6101A-12 or 22D30/6533A-12 propeller, modified fuel and oil systems.
TC Nos.: A-743
Models: Boeing Airplane Company Wichita Division75 (Army PT-13), A75 (Army PT-13A; -13B; -13C), A75J1 (Army PT-18), A75L3, A75N1 (Army PT-17; -17A; Navy N2S-1; -4), B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5)
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA26WE	Status: Current	App Date: 02/03/1962	Rev Date: 11/08/2025
Description: Removable aluminum fuselage panels. (Restricted category only.)
TC Nos.: A-743
Models: The Boeing Company75 (Army PT-13), A75 (Army PT-13A; -13B; -13C), A75J1 (Army PT-18), A75L3, A75L300, A75N1 (Army PT-17; -17A; Navy N2S-1; -4), B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), E75N1 (Army PT-13D; Navy N2S-5; PT-13D/N2S-5), IB75A
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3250NM	Status: Current	App Date: 03/27/1986	Rev Date: 11/08/2025
Description: Installation of cockpit canopy enclosure.
TC Nos.: A-743
Models: Boeing Airplane Company Wichita Division75 (Army PT-13), A75 Series, A75L3, A75N1 Series, B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 Series, E75N1, IB75A
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3251NM	Status: Current	App Date: 03/27/1986	Rev Date: 11/08/2025
Description: Installation of Speed Ring engine cowling.
TC Nos.: A-743
Models: Boeing Airplane Company Wichita Division75 (Army PT-13), A75 Series, A75L3, A75N1 Series, B75 (Navy N2S-5), B75N1 (Navy N2S-3), D75N1 (Army PT-27), E75 Series, E75N1, IB75A
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3277NM	Status: Current	App Date: 08/22/1986	Rev Date: 11/08/2025
Description: Installation of wheel fairings; B75N1 (Navy N2S-3), S/N 75-787 (N5121N) Only
TC Nos.: A-743
Models: The Boeing CompanyB75N1 (Navy N2S-3)
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1197	Status: Historical	App Date: 07/02/1960	Rev Date: 11/08/2025
Description: Control lock, locking rudder, elevator, and ailerons.
TC Nos.: A-743
Models: The Boeing Company75 (Army PT-13), A75 (Army PT-13A; -13B; -13C)
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1197	Status: Current	App Date: 07/02/1960	Rev Date: 11/08/2025
Description: Control lock, locking rudder, elevator, and ailerons.
TC Nos.: A-743
Models: The Boeing Company75 (Army PT-13), A75 (Army PT-13A; -13B; -13C)
ACO: AIR-760: Central Certification Branch WI

STC Holder: AvComp LLC 15721 Pinehurst Drive, Unit 115 Basehor, KS 66007		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE27WE	Status: Current	App Date: 10/20/1965	Rev Date: 11/08/2025
Description: Installation of two Bendix-Stromberg Model PS-5C carburetors
TC Nos.: 5E-1, E-123
Models: Pratt & Whitney DivisionR-985 Series, Wasp Jr. Series
ACO: AIR-760: Central Certification Branch WI