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: 2

STC Holder: National Supply Company Allegheny County Airport, Dravosburg, PA 15034, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA84WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Sperry A-12 autopilot.
TC Nos.: 1A7
Models: Martin-Marietta Corporation404
ACO: AIR-750: East Certification Branch NY

STC Holder: National Supply Company Allegheny County Airport, Dravosburg, PA 15034, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA84WE	Status: Historical	App Date:	Rev Date:
Description: Sperry A-12 autopilot.
TC Nos.: 1A7
Models: Martin-Marietta Corporation404
ACO: New York ACO Branch, Tel: +1 (516) 228-7300