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 Barbara P O Box 108, Udall, KS 67146, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA749CE	Status: Current	App Date:	Rev Date: 03/11/1982
Description: Installation of Hartzell propeller model HC-C2YK-1BF/F7666A or HC-C2YK-1A/7666A.
TC Nos.: A-799
Models: The Cessna Aircraft Company170A, 170B
ACO: AIR-760: Central Certification Branch WI