The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 2

STC Holder: McKinnon Enterprises Inc Route 1, Box 690, Sandy, OR 97055, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2809WE	Status: Current	App Date:	Rev Date: 11/07/1975
Description: Installation of AiResearch TPE331-2UA-203D engines, increase in fuselage length.
TC Nos.: 4A24
Models: McKinnon A. G.G-21G
ACO: AIR-770: West Certification Branch SEA

STC Holder: McKinnon Enterprises Inc Route 1 Box 520, Sandy, OR 97055, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA552WE	Status: Current	App Date: 03/01/1963	Rev Date: 11/12/1963
Description: Installed Stewart-Warner 47,000 BTU Heater
TC Nos.: TC 654
Models: Grumman American Aviation CorporationG-21A (Army OA-9; Navy JRF-1; -2; -3; -4; -5; and -6B)
ACO: AIR-770: West Certification Branch SEA