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: 8

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE00584AT	Status: Historical	App Date: 03/29/1994	Rev Date: 09/19/2017
Description: Installation of ELDEC fuel flow meter and Kollsman digital fuel flow/fuel used indicator.
TC Nos.: 4A25
Models: McDonnell Douglas CorporationDC-8-71, DC-8-71F, DC-8-72, DC-8-72F, DC-8-73, DC-8-73F
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00892AT	Status: Historical	App Date: 01/29/1995	Rev Date: 09/19/2017
Description: Installation of Hygolet lavatory seat to replace an existing aircraft toilet seat.
TC Nos.: A-817
Models: Fokker ServicesF.27 Mark 100
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00972SE-D	Status: Historical	App Date: 10/30/2002	Rev Date: 09/19/2017
Description: Installation of avionics equipment, stowage bins and galley modifications.
TC Nos.: A22WE
Models: The Boeing CompanyMD-11
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: GDC Engineering Inc 1700 Seventh Avenue, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST01373AT	Status: Historical	App Date: 10/10/1996	Rev Date: 09/19/2017
Description: Interior reconfiguration.
TC Nos.: A22WE
Models: McDonnell Douglas CorporationMD-11
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: GDC Engineering Inc 1700 Seventh Avenue, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST01850NY	Status: Current	App Date: 06/18/2002	Rev Date: 06/20/2017
Description: Installation of Tailwind 550/560 Live TV System.
TC Nos.: A16WE, A1NM, A20WE
Models: The Boeing Company737-100 Series, 737-200 Series, 737-200C Series, 737-300 Series, 737-400 Series, 737-500 Series, 737-600 Series, 737-700 Series, 737-700C Series, 737-800 Series, 737-900 Series, 747-100 Series, 747-200B Series, 747-200C Series, 747-400 Series, 747-8 Series, 747SP Series, 767-200 Series, 767-300 Series, 767-300F Series, 767-400ER Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02126AT	Status: Historical	App Date: 10/05/1998	Rev Date: 09/19/2017
Description: Courier seat installation.
TC Nos.: A22WE
Models: McDonnell Douglas CorporationDC-10-30F, DC-10-40F
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02320AT	Status: Current	App Date: 04/09/2001	Rev Date: 09/19/2017
Description: Installation of galleys and stowage units. Approved for serial numbers 49151, 49152, 49877, and 49900 on DC-9-82; 49284, 49710, 49401, 49574, 49708, and 49623 on DC-9-83.
TC Nos.: A6WE
Models: McDonnell Douglas CorporationDC-9-82 (MD-82), DC-9-83 (MD-83)
ACO: AIR-750: East Certification Branch ATL

STC Holder: GDC Engineering Inc 1700 Seventh Ave, Suite 2100, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02692AT	Status: Historical	App Date: 11/05/2002	Rev Date: 09/19/2017
Description: Installation of Dual Collins High Frequency (HF) Communication Transceivers and Collins HF Antenna Coupler.
TC Nos.: A16WE
Models: The Boeing Company737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500