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: 6

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1178WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Cockpit voice recorder.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: AIR-770: West Certification Branch LA

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1178WE	Status: Historical	App Date:	Rev Date:
Description: Cockpit voice recorder.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA685WE	Status: Historical	App Date:	Rev Date:
Description: Aural warning signal when Vmo/Mmo is exceeded.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA685WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Aural warning signal when Vmo/Mmo is exceeded.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: AIR-770: West Certification Branch LA

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA686WE	Status: Historical	App Date:	Rev Date:
Description: Aural warning signal when Vmo/Mmo is exceeded.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Pacific Southwest Airlines 3100 Goddard Way, San Diego, CA 92101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA686WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Aural warning signal when Vmo/Mmo is exceeded.
TC Nos.: 4A22
Models: Lockheed Aircraft Corporation188A, 188C
ACO: AIR-770: West Certification Branch LA