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: 6

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2122NM	Status: Current	App Date: 06/22/1983	Rev Date: 04/12/1984
Description: Installation of an external mounted water bombing tank (120 gallon)
TC Nos.: H2SW
Models: Bell Helicopter Textron Canada Limited206B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4967NM	Status: Current	App Date: 02/12/1990	Rev Date: 08/08/1990
Description: Installation of switches and controls necessary to make rotorcraft PIC from left or right seat and instrumentation and bubble window on left door
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.204B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5252NM	Status: Current	App Date:	Rev Date: 06/02/1992
Description: Utilization of increase performance capabilities of the Lycoming T5313A or T5313B engine.
TC Nos.: H1SW
Models: Bell Helicopter Textron204B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5955NM	Status: Current	App Date: 09/15/1992	Rev Date: 05/07/1993
Description: Installation of Isolair Model4600-204 fire fighting system.
TC Nos.: H1SW
Models: Bell Helicopter Textron204B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5956NM	Status: Current	App Date: 09/15/1992	Rev Date: 05/07/1993
Description: Installation of Isolair Model4600-204 fire fighting system.
TC Nos.: H1SW
Models: Bell Helicopter Textron204B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Idaho Helicopters Inc Aviation Air Center 2471 Commerce Ave., Boise, ID 83705, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00266SE	Status: Historical	App Date:	Rev Date: 01/01/1996
Description: Replacement of Lycoming Model T53-L-13B engine with a Lycoming Model T53-L-703 engine flat rated to the same power settings. (UH-1H RESTRICTED CATEGORY WESTERN INTL)
TC Nos.: H15NM
Models: Bell Helicopter TextronUH-1H
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500