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: 2

STC Holder: Humphrey Incorporated 434 North Oliver, Wichita, KS 67208, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA725CE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Installation of electric gyros and standby power source.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210H
ACO: AIR-760: Central Certification Branch WI

STC Holder: Humphrey Incorporated 434 North Oliver, Wichita, KS 67208, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA725CE	Status: Historical	App Date:	Rev Date:
Description: Installation of electric gyros and standby power source.
TC Nos.: 3A21
Models: The Cessna Aircraft Company210H
ACO: Wichita ACO Branch, Tel: +1 (316) 946-4100