The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 1

STC Holder: Grogan Don 2009 Highway 28, Quincy, WA 98848, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5729NM	Status: Current	App Date: 01/17/1991	Rev Date: 07/15/1992
Description: Full flow oil filter system
TC Nos.: 4H11
Models: Siam Hiller Holdings Inc.UH-12E, UH-12E-L
ACO: AIR-770: West Certification Branch SEA