The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 4

STC Holder: Williams Aircraft Co 8622 Ducote Airpark Road, San Angelo, TX 76904, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09149SC	Status: Historical	App Date: 08/17/1995	Rev Date: 02/22/1996
Description: Modification of nose gear fork P/N SK150-11 to the SK182-34 configuration.
TC Nos.: 3A12, 3A13, 3A17
Models: Cessna Aircraft Company172, 175, 182
ACO: AIR-7F0: Fort Worth ACO Branch

STC Holder: Williams Aircraft Co 8622 Ducote Airpark Road, San Angelo, TX 76904, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA09150SC	Status: Historical	App Date:	Rev Date: 01/24/1996
Description: Replacement of Piper wheel assembly p/n 451-750 and brake assembly p/n 451-708 with Cleveland wheel assembly pn 40-86 and brake assembly pn 30-55.
TC Nos.: 1A6
Models: The New Piper Aircraft Inc.PA-22-135, PA-22-150, PA-22-160
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Williams Aircraft Co 8622 Ducote Airpark Road, San Angelo, TX 76904, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8334SW	Status: Historical	App Date:	Rev Date: 04/28/1993
Description: Installation of dual toe brakes including rudder pedals, linkages and torque tubes.
TC Nos.: 1A6
Models: The New Piper Aircraft Inc.PA-22, PA-22-108, PA-22-135, PA-22-150, PA-22-160
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Williams Aircraft Co 8622 Ducote Airpark Road, San Angelo, TX 76904, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8438SW	Status: Historical	App Date:	Rev Date: 10/05/2001
Description: Installation of dual toe brakes including rudder pedals, linkages and torque tubes.
TC Nos.: 1A1, 1A4, 1A6
Models: The New Piper Aircraft Inc.PA-16, PA-20, PA-22, PA-22-108, PA-22-135, PA-22-150, PA-22-160
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140