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: Howell Harley L East 14815 16th Avenue, Veradale, WA 99037, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4727NM	Status: Current	App Date: 04/25/1989	Rev Date: 04/25/1989
Description: Installation of a new gull-wing canopy and canopy locking system.
TC Nos.: A-766
Models: Swift Museum Foundation Inc.GC-1B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Howell Harley L East 14815 16th Avenue, Veradale, WA 99037, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA677NW	Status: Current	App Date: 07/01/1976	Rev Date: 11/29/1978
Description: Installation of a Continental engine and McCauley propeller
TC Nos.: A-766
Models: Swift Museum Foundation Inc.GC-1B
ACO: AIR-770: West Certification Branch SEA