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No. of STCs: 2

STC Holder: Cook. William H. Jr. 875 Shoreland Drive SE, Bellevue, WA 98004, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1221NW	Status: Current	App Date: 04/21/1981	Rev Date: 04/30/1981
Description: Installation of a Champion oil filter assembly
TC Nos.: A-734
Models: Gulfstream American CorporationG-44
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cook. William H. Jr. 875 Shoreland Drive SE, Bellevue, WA 98004, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA226NW	Status: Current	App Date: 08/12/1975	Rev Date: 10/29/1975
Description: Installation of a McCauley 1A175/GM8244 propeller on a Lycoming O-290-D engine
TC Nos.: 1A2
Models: Piper Aircraft Inc.PA-18-125 (Army L-21A)
ACO: AIR-770: West Certification Branch SEA