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: Gulfstream American Corp 5001 North Rockwell Ave, Bethany, OK 73008, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA546GL	Status: Historical	App Date:	Rev Date: 11/18/1981
Description: Installation of Hartzell Model HC-B3TN-5FL/LT10673 or LT10673B propellers.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation690, 690A, 690B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140