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: Bristow Aircraft Company Unknown, Bristow, IA 50611, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3-35	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Beech controllable propeller R003-100 hub with R003-232-72T blades in airplanes with Conti- nental C85 engines.
TC Nos.: A-691
Models: The New Piper Aircraft Inc.J3 Series, PA-11, PA-11S
ACO: AIR-760: Central Certification Branch WI

STC Holder: Bristow Aircraft Company Unknown, Bristow, IA 50611, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3-47	Status: Current	App Date: 06/10/1953	Rev Date: 06/19/1957
Description: Installation of extra 17-gallon right wing tank.
TC Nos.: A-691
Models: The New Piper Aircraft Inc.PA-11
ACO: AIR-760: Central Certification Branch WI