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: 3

STC Holder: Tamarack Helicopters Inc. 2849 McIntyre Road, Stevensville, MT 59870, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00252LA	Status: Current	App Date: 11/24/1995	Rev Date: 05/01/2003
Description: Installation of a Lycoming T53-L-13BA engine in a Western Int'l Aviation, Inc. helicopter. Limited to installation on UH-1P, S/N 63-13163 ONLY.
TC Nos.: H12NM
Models: Bell Helicopter TextronUH-1P
ACO: AIR-770: West Certification Branch LA

STC Holder: Tamarack Helicopters Inc. 2849 McIntyre Road, Stevensville, MT 59870, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01349LA	Status: Current	App Date: 03/29/2002	Rev Date: 06/01/2011
Description: Installation of Honeywell (Lycoming) T53-L-13B/-13BA engine to replace General Electric T58-GE-3 engine or T53-L-703 engine to replace Honeywell (Lycoming) T53-L-13B/-13BA engine
TC Nos.: H12NM, H7NE
Models: Rotorcraft Development CorporationTH-1F, UH-1F, UH-1P Tamarack Helicopters Inc.TH-1F, UH-1F
ACO: AIR-770: West Certification Branch SEA

STC Holder: Tamarack Helicopters Inc. 2849 McIntyre Road, Stevensville, MT 59870, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01349LA	Status: Historical	App Date:	Rev Date: 07/16/2002
Description: Installation of Honeywell (Lycoming) T53-L-13B/-13BA engine to replace General Electric T58-GE-3 engine.
TC Nos.: H12NM, H7NE
Models: Bell Helicopter TextronTH-1F, TH-1F, UH-1F, UH-1F, UH-1P
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500