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No. of STCs: 2

STC Holder: Twentieth Century Aircraft 10800 Sherman Way, Sun Valley, CA 91352, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1074	Status: Historical	App Date:	Rev Date:
Description: Seat track and other modifications.
TC Nos.: 6A5
Models: Lockheed Aircraft Corporation1049 Series
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Twentieth Century Aircraft 10800 Sherman Way, Sun Valley, CA 91352, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1074	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Seat track and other modifications.
TC Nos.: 6A5
Models: Lockheed Aircraft Corporation1049 Series
ACO: AIR-770: West Certification Branch LA