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No. of STCs: 98

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1006NW	Status: Current	App Date: 06/15/1979	Rev Date: 10/24/2018
Description: Installation of Avionics and Flight Instruments
TC Nos.: 4A21
Models: The Boeing Company707-100B Long Body, 707-100B Short Body
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA103NW	Status: Current	App Date: 04/01/1974	Rev Date: 10/24/2018
Description: Installation of modified lower interior sidewall.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1108NW	Status: Current	App Date: 10/10/1980	Rev Date: 10/24/2018
Description: Installation of a single Litton LTN-211 Omega/VLF navigation system
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA110NW	Status: Current	App Date: 04/22/1974	Rev Date: 10/24/2018
Description: Installatino of modified lower interior sidewall
TC Nos.: A16WE
Models: The Boeing Company737-200C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1115NW	Status: Current	App Date: 10/03/1980	Rev Date: 10/24/2018
Description: Installation of Global Navigation GNS 500A, Series 3, VLF/Omega System. Systems installation
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1149NW	Status: Current	App Date: 08/01/1980	Rev Date: 10/24/2018
Description: Conversion to Main Deck (Class E Compartment) Cargo Carrier
TC Nos.: A7EU
Models: Dassault AviationFan Jet Falcon Series E
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1232NW	Status: Current	App Date: 05/11/1981	Rev Date: 10/24/2018
Description: Installation of 131 passsenger seating arrangement and passenger service units
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1441NW	Status: Historical	App Date: 09/28/1981	Rev Date: 11/02/2018
Description: Installation of a Single Collins Weather Radar WXR-700X System
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1692NM	Status: Current	App Date: 08/24/1982	Rev Date: 10/24/2018
Description: Installation of a Collins Weather Radar WXR-700X System
TC Nos.: A3WE
Models: The Boeing Company727-100C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1757NM	Status: Current	App Date: 07/21/1982	Rev Date: 10/24/2018
Description: Installation of Dual Litton Model 72 Inertial Navigation Systems
TC Nos.: A3WE
Models: The Boeing Company727-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA178NW	Status: Current	App Date: 04/25/1975	Rev Date: 10/24/2018
Description: Installation of perfume dispenser into three lavatories.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA191NW	Status: Historical	App Date: 05/19/1975	Rev Date: 11/02/2018
Description: Installation of modified two passenger seat and underseat baggage restraint
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA208NW	Status: Current	App Date: 08/19/1975	Rev Date: 10/24/2018
Description: Installation of Fairchild Stan(R) Weight and balance system.
TC Nos.: 4A26
Models: The Boeing Company707-300
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2183NM	Status: Current	App Date: 11/08/1983	Rev Date: 10/24/2018
Description: Interior reconfiguration to 125 passenger.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2185NM	Status: Current	App Date: 11/08/1983	Rev Date: 10/24/2018
Description: Interior reconfiguration to 125 passenger seating arangement.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2197NM	Status: Current	App Date: 02/02/1984	Rev Date: 10/24/2018
Description: Interior reconfiguration to mixed passenger/cargo arrangement. (737-2K2C)
TC Nos.: A16WE
Models: The Boeing Company737
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2199NM	Status: Current	App Date: 02/02/1984	Rev Date: 10/24/2018
Description: Interior reconfiguration to mixed passenger/cargo arrangements.
TC Nos.: A16WE
Models: The Boeing Company737-200C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2395NM	Status: Historical	App Date: 02/27/1984	Rev Date: 11/02/2018
Description: Installation of Smiths Industries Digital Fuel Quantity Indicating System
TC Nos.: A3WE
Models: The Boeing Company727C Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2396NM	Status: Current	App Date: 03/02/1984	Rev Date: 10/24/2018
Description: Installation of HF Antenna on vertical stabilizer leading edge
TC Nos.: A3WE
Models: The Boeing Company727 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2397NM	Status: Current	App Date: 04/23/1984	Rev Date: 10/24/2018
Description: Interior arrangements.
TC Nos.: A16WE
Models: The Boeing Company737-200C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2398NM	Status: Current	App Date: 01/18/1984	Rev Date: 10/24/2018
Description: Interior arrangement and galley installaiton
TC Nos.: A3WE
Models: The Boeing Company727-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2399NM	Status: Historical	App Date: 03/03/1984	Rev Date: 10/24/2018
Description: Installation of a closet
TC Nos.: A3WE
Models: The Boeing Company727-100C Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2399NM	Status: Current	App Date: 03/03/1984	Rev Date: 07/09/2020
Description: Installation of a closet
TC Nos.: A3WE
Models: The Boeing Company727-100C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2606NM	Status: Historical	App Date: 03/07/1984	Rev Date: 11/02/2018
Description: Installation of a smoke partition separating the cargo and passenger areas. Requires approval of STC SA2398NM. Approved for model 727-22C.
TC Nos.: A3WE
Models: The Boeing Company727C Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2615NM	Status: Current	App Date: 04/28/1984	Rev Date: 10/24/2018
Description: Installation of a closet.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2684NM	Status: Current	App Date: 11/26/1984	Rev Date: 10/24/2018
Description: Installation of a 186 passenger interior arrangement
TC Nos.: A3WE
Models: The Boeing Company727-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA270NW	Status: Current	App Date: 10/13/1975	Rev Date: 10/24/2018
Description: Installation of modified seat.
TC Nos.: A16WE
Models: The Boeing Company737 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3190NM	Status: Current	App Date: 08/06/1985	Rev Date: 10/24/2018
Description: Installation of a forward coat closet assembly.
TC Nos.: A16WE
Models: The Boeing Company737-200C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3191NM	Status: Historical	App Date: 08/06/1985	Rev Date: 11/02/2018
Description: Installation of Seats and Emergency Equipment
TC Nos.: A16WE
Models: The Boeing Company737-200 Series, 737-200C Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3191NM	Status: Historical	App Date: 08/06/1985	Rev Date: 11/02/2018
Description: Installation of Seats and Emergency Equipment
TC Nos.: A16WE
Models: The Boeing Company737-200 Series, 737-200C Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3312NM	Status: Current	App Date: 08/05/1985	Rev Date: 10/24/2018
Description: Installation of a cart stowage unit.
TC Nos.: A22WE
Models: The Boeing CompanyDC-10-30
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3327NM	Status: Current	App Date: 01/07/1986	Rev Date: 10/24/2018
Description: Installation of Kevlar composite Aft Tip Fairing for vertical stabilizer
TC Nos.: A6WE
Models: The Boeing CompanyDC-9-11, DC-9-12, DC-9-13, DC-9-14, DC-9-15, DC-9-15F, DC-9-21, DC-9-31, DC-9-32, DC-9-32 (VC-9C), DC-9-32F, DC-9-32F (C-9A), DC-9-32F (C-9B), DC-9-33F, DC-9-34, DC-9-34F, DC-9-41, DC-9-51, DC-9-81 (MD-81), DC-9-82 (MD-82), DC-9-83 (MD-83), DC-9-87 (MD-87)
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3340NM	Status: Current	App Date: 01/14/1986	Rev Date: 10/24/2018
Description: Installation of a windscreen
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3507NM	Status: Current	App Date: 10/07/1985	Rev Date: 10/24/2018
Description: Installation of a smoke partition separating the cargo and passenger areas
TC Nos.: A3WE
Models: The Boeing Company727C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA353NW	Status: Current	App Date: 07/30/1976	Rev Date: 10/24/2018
Description: Installation interior components consisting of 2 wind screens and 3 decorative panels on existing galleys.
TC Nos.: A16WE
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, 737-900ER Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3659NM	Status: Historical	App Date: 07/17/1986	Rev Date: 11/02/2018
Description: Installation of a windscreen/cabinet assembly.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4304NM	Status: Current	App Date: 03/01/1988	Rev Date: 10/24/2018
Description: Installation of passenger seat pallets.
TC Nos.: A16WE
Models: The Boeing Company737-200C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4370NM	Status: Historical	App Date: 09/15/1988	Rev Date: 11/02/2018
Description: Installation of passenger seats and passenger service units.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4388NM	Status: Historical	App Date: 11/03/1988	Rev Date: 11/02/2018
Description: Installation of passenger seats and passenger service units.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4706NM	Status: Historical	App Date: 02/03/1989	Rev Date: 11/02/2018
Description: Relocation of passenger seats, passenger service units, emergency equipment, and installation of life rafts.
TC Nos.: A2NM
Models: The Boeing Company757-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4754NM	Status: Historical	App Date: 06/27/1989	Rev Date: 11/02/2018
Description: Installation of passenger seats, carpeting and emergency equipment.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4766NM	Status: Current	App Date: 07/12/1989	Rev Date: 10/24/2018
Description: Installation of passenger seats.
TC Nos.: A2NM
Models: The Boeing Company757-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4787NM	Status: Current	App Date: 10/05/1989	Rev Date: 10/24/2018
Description: Reactivation of door number 3 left and right. (747-206B)
TC Nos.: A20WE
Models: The Boeing Company747
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4789NM	Status: Current	App Date: 07/19/1989	Rev Date: 10/24/2018
Description: Installation of Seats, galleys and emergency equipment and the resulting interior arrangement.
TC Nos.: A20WE
Models: The Boeing Company747-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4907NM	Status: Historical	App Date: 01/18/1990	Rev Date: 11/02/2018
Description: Installation of passenger seats, class divider, overwater equipment, exit signs, relocation of passenger service units and no smoking, fasten seat belt signs.
TC Nos.: A2NM
Models: The Boeing Company757-200
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4911NM	Status: Historical	App Date: 03/10/1990	Rev Date: 11/02/2018
Description: Relocation of first six rows of passenger seats and passenger service units on the right side of the airplane and relocation of misc. emergency equipment into a overhead stowage bin.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4916NM	Status: Current	App Date: 11/27/1989	Rev Date: 10/24/2018
Description: Interior rearrangement. (757-23A)
TC Nos.: A2NM
Models: The Boeing Company757-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4946NM	Status: Current	App Date: 05/01/1990	Rev Date: 10/24/2018
Description: Installation of passenger Service Unit Assemblies modified to include 22 minute duration oxygen generators at all locations except the seat row immediately aft of station 740.0. Approved for model 757-223.
TC Nos.: A2NM
Models: The Boeing Company757-200
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4953NM	Status: Current	App Date: 01/18/1990	Rev Date: 10/24/2018
Description: Interior rearrangement.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4978NM	Status: Historical	App Date: 08/13/1990	Rev Date: 11/02/2018
Description: Installation of traffic alert and collision avoidance system (TCAS) provisions.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4984NM	Status: Historical	App Date: 09/07/1990	Rev Date: 11/02/2018
Description: Installation of a Collins Mode S ATC transponder. in the No. 1 position.
TC Nos.: A16WE
Models: The Boeing Company737-100 Series, 737-200 Series, 737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5115NM	Status: Historical	App Date: 09/07/1990	Rev Date: 11/02/2018
Description: Installation of a Collins traffic alert and collision avoidance system(TCAS II) transmitter/receiver with Honeywell TA/RA/IVSI's.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5140NM	Status: Historical	App Date: 10/29/1990	Rev Date: 11/02/2018
Description: Replacement of two existing 58 gallon waste tanks with two similar units with 63 gallon capacity.
TC Nos.: A1NM
Models: The Boeing Company767 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5145NM	Status: Historical	App Date: 12/27/1990	Rev Date: 11/02/2018
Description: Interior arrangement that includes seats, installation of placards, and passenger sings and relocation of emergency equipment.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5146NM	Status: Historical	App Date: 02/27/1991	Rev Date: 11/02/2018
Description: Interior arrangement that includes relocation and installation of emergency equipment, and required placards, relocation of seats and passenger service units.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5147NM	Status: Historical	App Date: 01/17/1991	Rev Date: 11/02/2018
Description: Interior arrangement that includes installation of passenger seats and passenger service units.
TC Nos.: A1NM
Models: The Boeing Company767-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5148NM	Status: Historical	App Date: 01/02/1991	Rev Date: 11/02/2018
Description: Interior arrangement that includes installation of passenger seats, additional passenger service unit, and miscellaneous emergency equipment and placards.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5149NM	Status: Current	App Date: 02/27/1991	Rev Date: 10/24/2018
Description: Interior arrangement that includes rearrangement of passenger seats, existing emergency equipment and passenger service units.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5150NM	Status: Historical	App Date: 02/26/1991	Rev Date: 11/02/2018
Description: Interior arrangement that includes installation of passenger seats, rearrangement of passenger service units and installation of emergency equipment.
TC Nos.: A1NM
Models: The Boeing Company767-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 11323 30th Avenue W, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5183NM	Status: Historical	App Date: 07/19/1991	Rev Date: 11/02/2018
Description: Modificaton of passenger accommodations.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5679NM	Status: Current	App Date: 05/01/1991	Rev Date: 10/24/2018
Description: Installation of galleys.
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 11323 30th Avenue W, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5686NM	Status: Historical	App Date: 12/20/1991	Rev Date: 11/02/2018
Description: Interior arrangement.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5709NM	Status: Historical	App Date: 02/17/1992	Rev Date: 11/02/2018
Description: Modification of an existing approved interior configuration
TC Nos.: A1NM
Models: The Boeing Company767-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5735NM	Status: Current	App Date: 04/30/1992	Rev Date: 10/24/2018
Description: Installation of Provisions Only - Honeywell Windshear Computer(P/N 4061048-903).
TC Nos.: A16WE
Models: The Boeing Company737-100 Series, 737-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5792NM	Status: Historical	App Date: 10/07/1992	Rev Date: 11/02/2018
Description: Interior arrangement.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5939NM	Status: Historical	App Date: 02/11/1993	Rev Date: 11/02/2018
Description: Interior arrangement.
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5947NM	Status: Current	App Date: 10/10/1992	Rev Date: 10/24/2018
Description: Installation of Honeywell Flight Management Computers (P/N S242T102-451) and Honeywell Control Display Units (P/N S242T102-130) per Tramco STC Top Drawing 92-171 Rev. B, dated 4/12/93, or later, FAA-approved version.
TC Nos.: A1NM
Models: The Boeing Company767-300 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5958NM	Status: Historical	App Date: 03/31/1993	Rev Date: 11/02/2018
Description: Modification of an existing approved interior configuration. (767-27G)
TC Nos.: A1NM
Models: The Boeing Company767
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA643NW	Status: Current	App Date: 05/08/1978	Rev Date: 10/24/2018
Description: Installation of six carry-on baggage modules.
TC Nos.: A3WE
Models: The Boeing Company727-100 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7002NM-DAS	Status: Current	App Date: 03/08/1994	Rev Date: 10/24/2018
Description: Modification of an existing approved interior configuration.
TC Nos.: A2NM
Models: The Boeing Company757-200
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA727NW	Status: Historical	App Date: 10/05/1978	Rev Date: 11/02/2018
Description: Installation of coatroom to replace aft left hand galley and installation of two auxiliary dry galley units
TC Nos.: A6WE
Models: The Boeing CompanyDC-9-31, DC-9-32, DC-9-32 (VC-9C), DC-9-32F, DC-9-32F (C-9A), DC-9-32F (C-9B), DC-9-33F, DC-9-34, DC-9-34F
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA764NW	Status: Historical	App Date: 10/19/1978	Rev Date: 11/02/2018
Description: Installation of non-structural inner window panes.
TC Nos.: A16WE, A3WE
Models: The Boeing Company727-200 Series, 737-100 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, 737-900ER Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA877NW	Status: Historical	App Date: 04/03/1979	Rev Date: 11/02/2018
Description: Installation of coat closet/dry gallery unit.
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA948NW	Status: Current	App Date: 07/17/1979	Rev Date: 10/24/2018
Description: Installation of zero passenger, zero cargo configuration
TC Nos.: 4A21
Models: The Boeing Company707-100B Long Body, 707-100B Short Body
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00041SE	Status: Current	App Date: 09/30/1993	Rev Date: 10/24/2018
Description: Installation of Collins traffic alert and collision avoidance system (TCAS II) transmitter/receiver.
TC Nos.: A16WE
Models: The Boeing Company737-100 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00051SE	Status: Current	App Date: 04/04/1993	Rev Date: 10/24/2018
Description: Installation of a traffic alert and collision avoidance system(TCAS II).
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00287SE	Status: Historical	App Date: 12/20/1995	Rev Date: 11/02/2018
Description: Modify
TC Nos.: A1NM
Models: The Boeing Company767-200 Series, 767-300 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00293SE-D	Status: Current	App Date: 12/01/1997	Rev Date: 10/24/2018
Description: Reconfiguration of an approved Passenger Interior
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00542SE	Status: Current	App Date: 07/23/1996	Rev Date: 10/24/2018
Description: Fabrication and installation of modified inboard flap drive offset gearboxes.
TC Nos.: A3WE
Models: The Boeing Company727 Series, 727-100 Series, 727-100C Series, 727-200 Series, 727-200F Series, 727C Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00602SE-D	Status: Current	App Date: 09/05/2000	Rev Date: 07/09/2020
Description: Installation of a complete interior including passenger seating. Approved for 737-700 IGW.
TC Nos.: A16WE
Models: The Boeing Company737-700 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00625SE-D	Status: Current	App Date: 08/02/2001	Rev Date: 10/24/2018
Description: Installation of an interior arrangement.
TC Nos.: A16WE
Models: The Boeing Company737-800 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00735SE	Status: Historical	App Date: 10/30/1998	Rev Date: 11/02/2018
Description: Installation of AlliedSignal P/N 965-0649-005 Digital Flight Data Acquisition Unit (DFDAU) and necessary sensors to record eighteen (18) parameters of data per BFGoodrich Master Drawing List D99-0004, Sheets 1 & 2, Revision B, dated September
TC Nos.: A16WE
Models: The Boeing Company737-200 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00967SE-D	Status: Current	App Date: 04/23/2002	Rev Date: 10/24/2018
Description: Installation of an interior arrangement
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00977SE-D	Status: Current	App Date: 12/10/2002	Rev Date: 10/24/2018
Description: Increased Maximum Take-Off Weight to 70,000 kg
TC Nos.: A28NM
Models: Airbus SASA319-112
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST00986SE-D	Status: Current	App Date: 04/19/2004	Rev Date: 10/24/2018
Description: Installation of avionics upgrade
TC Nos.: A2NM
Models: The Boeing Company757-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST01197SE	Status: Current	App Date: 01/14/2003	Rev Date: 10/24/2018
Description: Installation of the Dual Flight Management Computer (FMC) and Single FMC with Dual Provisions
TC Nos.: A16WE
Models: The Boeing Company737-400 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST01576SE	Status: Current	App Date: 06/09/2005	Rev Date: 10/24/2018
Description: Interior reconfiguration in accordance with Goodrich Master Drawing List 2005-015.
TC Nos.: A3WE
Models: The Boeing Company727-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02426SE	Status: Current	App Date: 05/19/2014	Rev Date: 01/15/2015
Description: Installation of a new interior configuration
TC Nos.: A1NM
Models: The Boeing Company767-200 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02525SE	Status: Historical	App Date: 07/22/2015	Rev Date: 02/14/2017
Description: Installation of a Cargo Door Latch
TC Nos.: A16WE
Models: The Boeing Company737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02525SE	Status: Current	App Date: 07/22/2015	Rev Date: 10/08/2019
Description: Installation of a Cargo Door Latch
TC Nos.: A16WE
Models: The Boeing Company737-600 Series, 737-700 Series, 737-700C Series, 737-8, 737-800 Series, 737-900 Series, 737-900ER Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02525SE	Status: Historical	App Date: 07/22/2015	Rev Date: 06/02/2017
Description: Installation of a Cargo Door Latch
TC Nos.: A16WE
Models: The Boeing Company737-600 Series, 737-700 Series, 737-800 Series, 737-900 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02525SE	Status: Historical	App Date: 07/22/2015	Rev Date: 11/27/2018
Description: Installation of a Cargo Door Latch
TC Nos.: A16WE
Models: The Boeing Company737-600 Series, 737-700 Series, 737-700C Series, 737-8, 737-800 Series, 737-900 Series, 737-900ER Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02527SE	Status: Historical	App Date: 10/04/2016	Rev Date: 03/16/2017
Description: Installation of a reconfiguration of the cabin interior
TC Nos.: A28NM
Models: AirbusA319-112
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02527SE	Status: Current	App Date: 10/04/2016	Rev Date: 04/04/2017
Description: Installation of a reconfiguration of the cabin interior
TC Nos.: A28NM
Models: AirbusA319-111, A319-112, A319-113, A319-114, A319-115, A319-131, A319-132, A319-133
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02541SE	Status: Current	App Date: 12/18/2016	Rev Date: 05/31/2017
Description: Installation of a reconfiguration of the cabin interior
TC Nos.: A28NM
Models: AirbusA319-111, A319-112, A319-113, A319-114, A319-115, A319-131, A319-132, A319-133
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th St. SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02577SE	Status: Current	App Date: 06/29/2017	Rev Date: 11/20/2017
Description: Installation of vortex generators
TC Nos.: A28NM
Models: Airbus SASA319-111, A319-112, A319-113, A319-114, A319-115, A319-131, A319-132, A319-133, A320-111, A320-211, A320-212, A320-214, A320-216, A320-231, A320-232, A320-233, A320-251N, A320-271n, A321-111, A321-112, A321-131, A321-211, A321-212, A321-213, A321-231, A321-232, A321-251N, A321-253N, A321-271N, A321-272N
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02634SE	Status: Current	App Date: 09/14/2018	Rev Date: 02/14/2019
Description: Installation of a CargoTek Cargo Protection Liner
TC Nos.: A28NM
Models: Airbus SASA320-211, A320-212, A320-214, A320-216, A320-231, A320-232, A320-233, A320-251N, A320-252N, A320-271N
ACO: AIR-770: West Certification Branch SEA

STC Holder: Aviation Technical Services 3121 109th Street SW, Everett, WA 98204-3500, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02638SE	Status: Current	App Date: 07/05/2018	Rev Date: 04/05/2019
Description: Installation of a CargoTek Cargo Protection Liner
TC Nos.: A16WE
Models: The Boeing Company737-700 Series, 737-800 Series
ACO: AIR-770: West Certification Branch SEA