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: 4

STC Holder: Schachle Charles 3901 E. Spring Street, Long Beach, CA 90801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA816WE	Status: Current	App Date:	Rev Date: 01/01/1961
Description: Hartzell HC-A3X21-2L/L7636D propellers.
TC Nos.: A-816
Models: The de Havilland Aircraft Co. Ltd (England)DH 114 Heron
ACO: AIR-770: West Certification Branch LA

STC Holder: Schachle Charles 3901 E. Spring Street, Long Beach, CA 90801, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA816WE	Status: Historical	App Date:	Rev Date:
Description: Hartzell HC-A3X21-2L/L7636D propellers.
TC Nos.: A-816
Models: The de Havilland Aircraft Co. Ltd (England)DH 114 Heron
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Schachle Charles 1941 Page Avenue, Fullerton, CA 92631, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE24WE	Status: Historical	App Date:	Rev Date:
Description: Bendix ignition system and AC SR-47P spark plugs.
TC Nos.: E-294, E-310
Models: Rolls-Royce CorporationGipsy Queen 30 Mk.2, Gipsy Queen 70 MK2
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Schachle Charles 1941 Page Avenue, Fullerton, CA 92631, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE24WE	Status: Current	App Date:	Rev Date: 01/01/1961
Description: Bendix ignition system and AC SR-47P spark plugs.
TC Nos.: E-294, E-310
Models: Rolls-Royce CorporationGipsy Queen 30 Mk.2, Gipsy Queen 70 MK2
ACO: AIR-770: West Certification Branch LA