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No. of STCs: 29

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA111WE	Status: Current	App Date: 04/18/1962	Rev Date: 05/01/2006
Description: Installed Volpar Mark IV tricycle landing gear.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA111WE	Status: Historical	App Date: 04/18/1962	Rev Date: 02/24/2006
Description: Installed Volpar Mark IV tricycle landing gear.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1171WE	Status: Current	App Date: 07/20/1964	Rev Date: 05/01/2006
Description: Installation of two AiResearch TPE331 Series engines, tricycle landing gear, wing platform modifications, and related modifications.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1223WE	Status: Current	App Date: 04/01/1966	Rev Date: 05/01/2006
Description: See STC SA1223WE Addendum.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 E. 108th Street North, Owasso, OK 74055-8124 USA		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1636WE	Status: Current	App Date: 12/28/1966	Rev Date: 09/27/2004
Description: Installation of AiResearch TPE 331 series engine, tricycle landing gear and ventral fin, extension of fuse- lage and related changes.
TC Nos.: A-765
Models: Textron Aviation Inc.C-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1641WE	Status: Current	App Date: 03/20/1968	Rev Date: 02/27/2006
Description: Interior arrangement.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1708WE	Status: Current	App Date: 04/15/1968	Rev Date: 03/20/2007
Description: Removal of cargo door (approved under STC SA995WE) to permit aircraft to engage in special operations such as aerial photography, parachute jumping, etc.
TC Nos.: A-2-582, A-757, A-765
Models: Raytheon Aircraft CompanyArmy AT-11, C-45G, C-45H, C18S, D18S, Navy SNB-1
ACO: AIR-770: West Certification Branch LA

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1752WE	Status: Historical	App Date: 03/20/1968	Rev Date: 02/27/2006
Description: Installation of AiResearch Air Conditioning system.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1752WE	Status: Current	App Date: 03/20/1968	Rev Date: 05/01/2006
Description: Installation of AiResearch Air Conditioning system.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1832WE	Status: Current	App Date: 11/05/1968	Rev Date: 05/01/2006
Description: Installation of Volpar Tricycle Landing Gear.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S-9700, JRB-6, TC-45G, TC-45H, TC-45J Textron Aviation Inc.E18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2000WE	Status: Current	App Date: 02/04/1969	Rev Date: 09/22/1997
Description: Installation of wing spar reinforcement.
TC Nos.: A-757, A-765
Models: Beechcraft Corporation3N, 3NM, 3TM, C-45G, C-45H, C18S, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J, UC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2204WE	Status: Current	App Date: 05/05/1969	Rev Date: 05/01/2006
Description: Installation of 2 AiResearch TPE331-1 series turbo prop engines with Hartzell HCB3TN propellers: 8-1/2 inches extension of fuselage and ventral fin, tricycle landing gear installation and related modifications.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J, UC-45J (SNB-5)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2400WE	Status: Current	App Date: 08/05/1971	Rev Date: 02/27/2006
Description: Installation of fiberglass nose cap left hand outer wing leading edge.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyG18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA285WE	Status: Current	App Date: 10/09/1962	Rev Date: 05/01/2006
Description: Nose strut snubber installation.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, E18S, G18S, H18, TC-45G, TC-45H Textron Aviation Inc.D18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3126WE	Status: Current	App Date: 04/22/1965	Rev Date: 02/27/2006
Description: Installation of pilot cockpit door.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyE18S, E18S-9700, G18S, H18
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3385WE	Status: Current	App Date: 08/02/1976	Rev Date: 05/01/2006
Description: Installation of AiResearch TPE 331-1-101B engines and increase gross weight to 11500 pounds.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J Textron Aviation Inc.UC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1069	Status: Current	App Date: 08/24/1959	Rev Date: 05/01/2006
Description: Remove original Arens controls and lock mechanism for left and right cowl flaps and replace with electronic actuators, control switches, and indicator.
TC Nos.: A-2-582, A-757, A-765
Models: Raytheon Aircraft Company18 Series, Army AT-11, C18 Series, C18S (Army AT-7), D18C
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1397	Status: Current	App Date: 03/02/1961	Rev Date: 02/27/2006
Description: Installation of Tricycle landing gear and nose assembly.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1531	Status: Current	App Date: 05/25/1961	Rev Date: 02/27/2006
Description: Installation of Tricycle landing gear and revised nose assembly with optional radome.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18S, TC-45G, TC-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1578	Status: Current	App Date: 06/29/1961	Rev Date: 02/24/2006
Description: Removal of the main cabin entrance door and installation of stair door.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyD18C, D18S
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1645	Status: Current	App Date: 05/25/1961	Rev Date: 02/24/2006
Description: Installation of Stewart-Warner Model 8259-A heater.
TC Nos.: A-765
Models: Raytheon Aircraft Company18 Series, C-45 Series, C-45G, C-45H, D18C, D18S, E18S, E18S-9700, G18S, H18, JRB-6, TC-45G, TC-45H, TC-45J, UC-45J (SNB-5)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-855	Status: Current	App Date: 06/09/1959	Rev Date: 02/27/2006
Description: Addition of windows in cabin.
TC Nos.: A-2-582, A-757, A-765
Models: Raytheon Aircraft CompanyArmy AT-11, C-45G, C-45H, C18S, D18S, Navy SNB-1, TC-45G, TC-45H
ACO: AIR-770: West Certification Branch LA

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA468WE	Status: Current	App Date: 07/15/1963	Rev Date: 02/27/2006
Description: Replacement of round window between Bulkhead Nos. 9 and 10 with Beech Super 18 type window.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyE18S, E18S-9700, G18S, H18
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA554WE	Status: Current	App Date: 11/20/1963	Rev Date: 05/01/2006
Description: Installation of square topped stair cabin door.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, TC-45G, TC-45H, UC-45J (SNB-5)
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA554WE	Status: Historical	App Date: 11/20/1963	Rev Date: 02/27/2006
Description: Installation of square topped stair cabin door.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45G, C-45H, D18C, D18S, TC-45G, TC-45H, UC-45J (SNB-5)
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA565WE	Status: Current	App Date: 11/21/1963	Rev Date: 02/12/2004
Description: Installation of wing tips per FAA Sealed Drawing No s. ASP-2029 and API-2030.
TC Nos.: A-2-582, A-757, A-765
Models: Raytheon Aircraft Company3N, 3NM, 3TM, Army AT-11, C-45G, C-45H, C18S, D18S, JRB-6, TC-45G, TC-45H, TC-45J
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA947WE	Status: Historical	App Date: 04/22/1965	Rev Date: 05/01/2006
Description: Interior arrangement. Data not suitable for reproduction in other aircraft; installation for Beech C 45H, Serial No. AF 851 only.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: AIR-790: Los Angeles ACO Branch

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA947WE	Status: Current	App Date: 04/22/1965	Rev Date: 05/01/2006
Description: Interior arrangement. Data not suitable for reproduction in other aircraft; installation for Beech C 45H, Serial No. AF 851 only.
TC Nos.: A-765
Models: Textron Aviation Inc.C-45H
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Southwestern Aero Exchange Inc 18502 East 108th Street North, Owassa, OK 74055-8103, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA947WE	Status: Historical	App Date: 04/22/1965	Rev Date: 02/27/2006
Description: Interior arrangement. Data not suitable for reproduction of installation in other aircraft; installation for Beech C 45H, Serial No. AF 851 only.
TC Nos.: A-765
Models: Raytheon Aircraft CompanyC-45H
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200