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: Allison Engine Company P.O. Box 420, Indianapolis, IN 46206-0420, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE00757CH	Status: Current	App Date:	Rev Date: 09/17/1997
Description: Installation of Allison Engine P/N 23051724 speed reduction gearbox assembly.
TC Nos.: TE2CH
Models: Light Helicopter Turbine Engine CompanyCTS800-0
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Allison Engine Company P.O. Box 420, Indianapolis, IN 46206-0420, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE00888CH	Status: Historical	App Date:	Rev Date: 06/03/1998
Description: Installa a wind gust brake kit.
TC Nos.: TE1CH
Models: Allison Engine Company Inc.AE2100D3
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Allison Engine Company P.O. Box 420, Indianapolis, IN 46206-0420, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4729NM	Status: Historical	App Date:	Rev Date: 06/17/1996
Description: Installation of the Soloy Performance improvement installation on the Allison 250-C20R/2 or R/4 powered Bell 206B Jet Ranger III. (206B JET RANGER III)
TC Nos.: H2SW
Models: Bell Helicopter Textron (Canada)206B
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358