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: Excalibur Aviation Company P.O. Box 32007, San Antonio, TX 78216, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA360SW	Status: Historical	App Date:	Rev Date: 02/01/1973
Description: GO-480-G2D6 or -G2F6 engines and increase in weight to 6,000 pounds.
TC Nos.: 5A4
Models: Raytheon Aircraft Company50 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Excalibur Aviation Company P.O. Box 32007, San Antonio, TX 78216, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA360SW	Status: Current	App Date: 02/20/1964	Rev Date: 02/12/1973
Description: Conversion of Beech 50 for increase gross weight from 5,500 lbs to 6,000 lbs and replacing GO-435-C2 engines with GO-480-G2D6 or -G2F6 engines
TC Nos.: 5A4
Models: Beechcraft Corporation50
ACO: AIR-760: Central Certification Branch FTW