The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 2

STC Holder: Construction Helicopters, Inc 807 Willow Run Airport, Ypsilanti, MI 48198, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00889CH	Status: Current	App Date:	Rev Date: 06/03/1998
Description: Reduction of standard passenger seating from sixteen to nine seats or less.
TC Nos.: 1H11
Models: Sikorsky Aircraft CorporationS-58JT
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Construction Helicopters, Inc 3679 Bowen Rd., Howell, MI 48855, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR03179CH	Status: Current	App Date: 11/19/2012	Rev Date: 01/11/2013
Description: Removal of passenger seating to achieve nine passenger configuration
TC Nos.: H4EU
Models: Eurocopter FranceAS332L1
ACO: AIR-760: Central Certification Branch CHI