STC Holder: Williams Bob or Barbara

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

No. of STCs: 9

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA1063CE	Status: Current	App Date: 02/08/1974	Rev Date: 02/03/1983
TC Nos.: 1A10,
Models: The New Piper Aircraft Inc.: PA-23-250
ACO: AIR-760: Central Certification Branch WI
Installation of two Hartzell HC-E3YR-2AF/FC7663-2R propellers and C-3269A or 82D3273P spinners

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA1073CE	Status: Current	App Date: 08/20/1974	Rev Date: 04/24/1979
TC Nos.: A-799, A-799,
Models: Textron Aviation Inc.: 170A , 170B
ACO: AIR-760: Central Certification Branch WI
Installation of wing leading edge cuffs, Cessna drooped wing tips, stall fences, and aileron gap seals.

STC Holder: Williams Bob or Barbara Address: Box 431, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA495CE	Status: Current	App Date:	Rev Date: 08/24/1989
TC Nos.: 1A10, 1A10,
Models: Piper Aircraft Inc.: PA-23-235, PA-23-250
ACO: AIR-760: Central Certification Branch WI
Installation of Hartzell Model HC-A3XK-2B/7636D-4 or HC-A3VK-2B/V7636N-4 three-bladed propellers.

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA601CE	Status: Current	App Date: 10/01/1968	Rev Date: 01/28/1983
TC Nos.: A13CE,
Models: The Cessna Aircraft Company: 177A
ACO: AIR-760: Central Certification Branch WI
Install Hartzell Model HC-C2YK-1B/7666A-2 constant speed propeller.

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA902CE	Status: Current	App Date: 01/25/1973	Rev Date: 02/26/1980
TC Nos.: 3A12, 3A12,
Models: Cessna Aircraft Company: 172 , 172A , 172B , 172C , 172D , 172E , 172F (USAF T-41A) , 172G , 172H (USAF T-41A) , 172I , 172K , 172L , 172M
ACO: AIR-760: Central Certification Branch WI
Install STOL kit.

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA908CE	Status: Current	App Date: 04/27/1973	Rev Date: 04/24/1979
TC Nos.: A4CE, A4CE,
Models: Textron Aviation Inc.: 206 , P206 , P206A , P206B , P206C , P206D , P206E , TP206A , TP206B , TP206C , TP206D , TP206E , TU206A , TU206B , TU206C , TU206D , TU206E , TU206F , U206 , U206A , U206B , U206C , U206D , U206E , U206F
ACO: AIR-760: Central Certification Branch WI
Install STOL kit (wing leading edge cuffs, drooped tips, stall fences and aileron gap seals)

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA940CE	Status: Current	App Date: 06/14/1973	Rev Date: 04/24/1979
TC Nos.: 3A21, 3A21,
Models: Textron Aviation Inc.: 210 , 210-5 (205) , 210-5A (205A) , 210A , 210B , 210C , 210D , 210E , 210F , T210F
ACO: AIR-760: Central Certification Branch WI
Install STOL Kit (wing leading edge cuffs, drooped tips, stall fences and aileron gap seals)

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA949CE	Status: Current	App Date: 01/25/1973	Rev Date: 05/09/1984
TC Nos.: 3A13, 3A13,
Models: Textron Aviation Inc.: 182 , 182A , 182B , 182C , 182D , 182E , 182F , 182G , 182H , 182J , 182K , 182L , 182M , 182N , 182P , 182Q
ACO: AIR-760: Central Certification Branch WI
Install STOL kit (wing leading edge cuffs, wing tips, wing fences and aileron gap seals)

STC Holder: Williams Bob or Barbara Address: PO Box 608, Udall, KS 67146, United States		Contact us to have your company added here!
STC No.: SA995SW	Status: Current	App Date: 03/14/1969	Rev Date: 04/27/1984
TC Nos.: 3A12, 3A13, 3A14, 3A17, 3A19, 3A21, 3A24, 5A5, 5A6, A-799, A16CE, A4CE, 5A2,
Models: Cessna Aircraft Company: 140A , 150 , 150A , 150B , 150C , 150D , 150E , 150F , 150G , 150H , 150J , 150K , 150L , 170 , 170A , 170B , 172 , 172A , 172B , 172C , 172D , 172E , 172F (USAF T-41A) , 172G , 172H (USAF T-41A) , 172I , 172K , 172L , 175 , 175A , 175B , 175C , 180 , 180A , 180B , 180C , 180D , 180E , 180F , 180G , 180H , 182 , 182A , 182B , 182C , 182D , 182E , 182F , 182G , 182H , 182J , 182K , 182L , 182M , 182N , 185 , 185A , 185B , 185C , 185D , 185E , 206 , 207 , 210 , 210-5 (205) , 210A , 210B , 210C , 210D , 210E , 210F , A185E , P206 , P206A , P206B , P206C , P206D , P206E , T207 , TP206A , TP206B , TP206C , TP206D , TP206E , TU206A , TU206B , TU206C , TU206D , TU206E , U206 , U206A , U206B , U206C , U206D , U206E Regal Air Inc.: 305A , 305B , 305C , 305D , 305E , 305F
ACO: AIR-760: Central Certification Branch WI
Increase wing leading edge radius wing tip fairings, and landing light lens.