The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 7

STC Holder: Dee Howard Co P.O. Box 16216, San Antonio, TX 78205, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1879SW	Status: Historical	App Date:	Rev Date: 06/07/1974
Description: Engine thrust reversers.
TC Nos.: A2SW
Models: Israel Aircraft Industries Ltd.1121, 1121A, 1121B
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Dee Howard Co P.O. Box 17300, San Antonio, TX 78217, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3656SW	Status: Historical	App Date:	Rev Date: 10/29/1986
Description: Installation of Dee Howard TR5000BA thrust reverser kit SK54-002 and up.
TC Nos.: A3EU
Models: Raytheon Aircraft CompanyBAe.125 Series 800A (C-29A; U-125)
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Dee Howard Co P.O. Box 17300, San Antonio, TX 78217, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4836SW	Status: Historical	App Date:	Rev Date: 01/03/1989
Description: TR4000 thrust reversers installation.
TC Nos.: A10CE
Models: Learjet Inc.Learjet 31, Learjet 35, Learjet 36, Learjet 36A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Dee Howard Co P.O. Box 469001, San Antonio, TX 78246, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7673SW	Status: Historical	App Date:	Rev Date: 04/23/1991
Description: Installation of pinned TR5020 thrust reversers.
TC Nos.: A7EU
Models: Dassault-AviationMystere-Falcon 20-C5, Mystere-Falcon 20-D5, Mystere-Falcon 20-E5, Mystere-Falcon 20-F5
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Dee Howard Co P.O. Box 469001, San Antonio, TX 78246, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7942SW	Status: Current	App Date: 02/02/1990	Rev Date: 11/20/1996
Description: Installation of Collins dual electronic flight instrument system (EFIS) 86U-12, Smiths dual air data system, Sundstrand ground proximity warning system (GPWS) Mark VII, Marathon 22 A-h Nicad battery, and other flight instrument systems
TC Nos.: A3WE
Models: The Boeing Company727-100C Series, 727-200 Series, 727C Series
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Dee Howard Co P.O. Box 469001, San Antonio, TX 78246, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8106SW	Status: Current	App Date: 02/02/1990	Rev Date: 11/26/1996
Description: Installation of Collins Dual-86U EFIS, Dual Air Data ADC-85, Autopilot Flight Director-Collins APS-85, LTN-92 INS, Sundstrand Mark VII GPWS (Windshear disabled), also including 3-axis flight control system, pitch rate cutout, and other modifications.
TC Nos.: 4A25
Models: McDonnell Douglas CorporationDC-8-71, DC-8-71F, DC-8-73, DC-8-73F
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Dee Howard Co P.O. Box 469001, San Antonio, TX 78246, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA8472SW	Status: Historical	App Date:	Rev Date: 08/01/1994
Description: Installation of Rolls Royce Model TAY 651-54 engines and TR6510 thrust reversers. (727-62C, -25C, -173C, -30C, -108C, -185C, -31C, -22C, -180C, -27C, -51C)
TC Nos.: A3WE
Models: The Boeing Company727
ACO: AIR-760: Central Certification Branch FTW