STC Holder: Williams Barbara or Bob

The Aviation DataBase -- STC Selection System
Aviation DataSource, Inc.

No. of STCs: 6

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA1558SW	Status: Current	App Date: 06/06/1972	Rev Date: 01/28/1982
TC Nos.: A6CE, A6CE,
Models: Cessna Aircraft Company: 337 , 337A , 337B , 337C , 337D , 337E , 337F , 337G , 337H , P337H , T337B , T337G , T337H-SP
ACO: AIR-760: Central Certification Branch WI
Installation of vortex generators, wing leading edge cuffs, wing tips, fairings, de-icing boots and stall strips.

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA1568SW	Status: Current	App Date: 08/29/1972	Rev Date: 09/05/1979
TC Nos.: A3SO, A3SO,
Models: Piper Aircraft Inc.: PA-32-260 , PA-32-300
ACO: AIR-760: Central Certification Branch WI
Installation of wing leading edge cuff, flow fences, optional wing tips and dorsal fin.

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA420CE	Status: Historical	App Date: 01/28/1966	Rev Date: 09/05/1979
TC Nos.: 3A12, 3A12,
Models: The Cessna Aircraft Company: 172 , 172A , 172B , 172C , 172D , 172E , 172F (USAF T-41A) , 172G , 172H (USAF T-41A)
ACO: Wichita ACO Branch, Tel: +1 (316) 946-4100
Installation Lycoming O-360-A1A or A1D engine and McCauley 2D36C14/78KM-4 propeller or Hartzell HC-C2YK-1B/766602 propeller.

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA421CE	Status: Current	App Date: 01/28/1966	Rev Date: 07/20/1993
TC Nos.: A-799, A-799,
Models: The Cessna Aircraft Company: 170A, 170B
ACO: AIR-760: Central Certification Branch WI
Installation of a Lycoming O-360-A1A or O-360-A1D 180 hp engine or O-360-B1B 168 hp engine and constant speed propeller

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA424CE	Status: Historical	App Date: 01/28/1966	Rev Date: 09/05/1979
TC Nos.: 3A17, 3A17,
Models: The Cessna Aircraft Company: 175 , 175A, 175B
ACO: AIR-7K0: Wichita ACO Branch
Installation of Lycoming O-360-A1A or O-360-A1D engine and Hartzell HC-C2YK-1A/7666-2, HC-92ZK-8D/8447-12A or McCauley 2D36C14/78KM-4 propeller

STC Holder: Williams Barbara or Bob Address: PO Box 431, 213 N Clark, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA545CE	Status: Current	App Date: 12/11/1967	Rev Date: 02/22/1989
TC Nos.: A13CE,
Models: Cessna Aircraft Company: 177
ACO: AIR-760: Central Certification Branch WI
Installation of Lycoming O-360(180 h.p.) engine and new Hartzell Sensenich or McCauley propellers. Delete limitation pertinent to utility category operation.