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: 4

STC Holder: Wilbur Thompson 10617 South Prairie Ave, Inglewood, CA 90306, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-441	Status: Current	App Date:	Rev Date: 01/01/1960
Description: New lower engine cowl made of fiberglass with Hetron #92 resin.
TC Nos.: A-718, A-787
Models: Univair Aircraft Corporation415-C, 415-CD, 415D
ACO: AIR-770: West Certification Branch LA

STC Holder: Wilbur Thompson 10617 South Prairie Ave, Inglewood, CA 90306, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-441	Status: Historical	App Date:	Rev Date:
Description: New lower engine cowl made of fiberglass with Hetron #92 resin.
TC Nos.: A-718, A-787
Models: Univair Aircraft Corporation415-C, 415-CD, 415D
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Wilbur Thompson 10617 South Prairie Ave, Inglewood, CA 90306, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-448	Status: Historical	App Date:	Rev Date:
Description: New nose cowl made of fiberglass reinforced with Hetron #92 resin.
TC Nos.: A-718, A-787
Models: Univair Aircraft Corporation415-C, 415-CD, 415D
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Wilbur Thompson 10617 South Prairie Ave, Inglewood, CA 90306, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-448	Status: Current	App Date:	Rev Date: 01/01/1960
Description: New nose cowl made of fiberglass reinforced with Hetron #92 resin.
TC Nos.: A-718, A-787
Models: Univair Aircraft Corporation415-C, 415-CD, 415D
ACO: AIR-770: West Certification Branch LA