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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