STC Holder: Sigma-Tek, Inc

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STC Holder: Sigma-Tek, Inc Address: 1326 South Walnut St., Wichita, KS 67213, United States		Contact us to have your company added here!
STC No.: SA1947CE	Status: Current	App Date:	Rev Date: 03/26/1984
TC Nos.: 3A12, 3A12,
Models: The Cessna Aircraft Company: 172 , 172A , 172B , 172C , 172D , 172E , 172F (USAF T-41A) , 172G , 172H (USAF T-41A) , 172I , 172K , 172L , 172M , 172N , 172P , 172Q
ACO: AIR-760: Central Certification Branch WI
Replace existing engine driven vacuum pump with engine driven piston-type vacuum pump.