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: 1

STC Holder: Williams Robert and Barbara 117 E First, Udall, KS 67146, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA906CE	Status: Current	App Date: 08/30/1972	Rev Date: 08/05/1981
Description: Installation of Lycoming O-360-A1A180 hp engine and Hartzell HC-C2YK-1B/766A-2 or 7666-2 constant speed propeller.
TC Nos.: A13CE
Models: Cessna Aircraft Company177
ACO: AIR-760: Central Certification Branch WI