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: 5

STC Holder: Los Angeles Airways Inc 5901 West Imperial Hwy, Los Angeles, CA 90009, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH33WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Radio navigation equipment.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L
ACO: AIR-770: West Certification Branch LA

STC Holder: Los Angeles Airways Inc 5901 West Imperial Hwy, Los Angeles, CA 90009, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH33WE	Status: Historical	App Date:	Rev Date:
Description: Radio navigation equipment.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Los Angeles Airways Inc 5901 West Imperial Hwy, Los Angeles, CA 90009, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH49WE	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Dual radio navigation system.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L
ACO: AIR-770: West Certification Branch LA

STC Holder: Los Angeles Airways Inc 5901 West Imperial Hwy, Los Angeles, CA 90009, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH49WE	Status: Historical	App Date:	Rev Date:
Description: Dual radio navigation system.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Los Angeles Airways Inc 5901 West Imperial Hwy, Los Angeles, CA 90009, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH91WE	Status: Current	App Date:	Rev Date: 04/29/1969
Description: Electrical system modification.
TC Nos.: 1H15
Models: Sikorsky Aircraft CorporationS-61L
ACO: AIR-770: West Certification Branch LA