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No. of STCs: 11

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2394NM	Status: Current	App Date: 08/19/1983	Rev Date: 06/07/2016
Description: Installation of AlliedSignal T5371A and T5317B engines in a Bell 205A-1 helicopter.
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A-1, 205B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2691NM	Status: Current	App Date: 03/13/1984	Rev Date: 06/07/2016
Description: Fabrication, installation, and maintenance of the Vertical Reference Door
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A, 205A-1, 205B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2692NM	Status: Current	App Date: 03/12/1984	Rev Date: 06/07/2016
Description: Installation of a Dual Electric Boost Pump System.
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A-1
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4305NM	Status: Current	App Date: 10/27/1986	Rev Date: 06/07/2016
Description: Installation of Centrisep AE-A170-5, -6, or -7 Air Cleaners
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A, 205A-1, 205B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4775NM	Status: Current	App Date: 05/15/1989	Rev Date: 06/07/2016
Description: Installation of a manual fuel start switch
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A-1
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5122NM	Status: Current	App Date: 03/02/1990	Rev Date: 06/07/2016
Description: Installation of Howell H2900K-436 Exhaust Gas Temperature Indicator
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.204B, 205A-1, 205B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5132NM	Status: Current	App Date: 03/02/1990	Rev Date: 06/07/2016
Description: Installation of new rotor blades and associated hardware
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A-1
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5797NM	Status: Current	App Date: 02/11/1991	Rev Date: 06/07/2016
Description: Installation, maintenance, and operation of an engine wash kit
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.204B, 205A, 205A-1
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5976NM	Status: Current	App Date: 12/12/1991	Rev Date: 06/07/2016
Description: Combine installation of new rotor blades approved under STC SH5132NM and installation of Allied Signal Model T5317A or T5317B engines approved under STC SH2394NM.
TC Nos.: H1SW
Models: Bell Helicopter Textron205A-1
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5977NM	Status: Current	App Date: 06/15/1992	Rev Date: 06/07/2016
Description: This supplemental type certificate (STC) applies to the model 205A-1 with either the T5317A or T5317B engine modified by STCs SH2394NM and SH5132NM, and the 210 helicopters (no modifications required) when operated with nine (9) or less passengers
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.205A-1, 210
ACO: AIR-770: West Certification Branch SEA

STC Holder: Hillsboro Aviation Inc 3845 NE 30th Avenue, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01226SE	Status: Current	App Date: 04/14/2000	Rev Date: 06/07/2016
Description: Fabrication, installation and maintenance of this Left or Right Hand Pilot in Command modification
TC Nos.: H1SW
Models: Bell Helicopter Textron205A, 205A-1, 205B
ACO: AIR-770: West Certification Branch SEA