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No. of STCs: 1

STC Holder: Mercer D W d/b/a Mercer Enterprises Lockheed Air Terminal, Burbank, CA 91505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-31	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Wright R1820-52 engines and Hamilton Standard 33D50/6511-9 propellers.
TC Nos.: ATC 540
Models: Douglas Aircraft Co. Inc.DC-2 (Army C-32)
ACO: AIR-770: West Certification Branch LA