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No. of STCs: 3

STC Holder: Air Carrier Service Corporation 2233 Wisconsin Ave N.W., Washington, DC 20007, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1-35	Status: Current	App Date:	Rev Date: 10/24/1966
Description: Internally mounter Aerojet General engines.
TC Nos.: A-618, A-669
Models: McDonnell Douglas CorporationDC-3 Series, DC-3 Series
ACO: AIR-750: East Certification Branch NY

STC Holder: Air Carrier Service Corporation 2233 Wisconsin Ave N.W., Washington, DC 20007, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA665SW	Status: Current	App Date:	Rev Date: 01/01/1960
Description: deHavilland airborne profile recorder in aft fuselage.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation680 Series
ACO: AIR-750: East Certification Branch NY

STC Holder: Air Carrier Service Corporation 2233 Wisconsin Ave N.W., Washington, DC 20007, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA665SW	Status: Historical	App Date:	Rev Date:
Description: deHavilland airborne profile recorder in aft fuselage.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation680 Series
ACO: Boston ACO Branch, Tel: +1 (781) 238-7151