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: Graham Flying Service Box 26, Boulevard Station, Sioux City, IA 51101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3-71	Status: Current	App Date: 03/19/1957	Rev Date: 07/25/1957
Description: Continental E-185 engine with Hartzell HC12X20-7/8428-1 propeller.
TC Nos.: A-804
Models: Luscombe Aircraft Corporation11A
ACO: AIR-760: Central Certification Branch WI