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: 2

STC Holder: Midwest Truxton International, Inc. 3411 York Road, Oakbrook, IL 60521, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH1215GL	Status: Current	App Date:	Rev Date: 07/30/1987
Description: Reduction of standard passenger seating from sixteen to nine seats or less.
TC Nos.: 1H11
Models: Sikorsky Aircraft CorporationS-58ET
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Truxton International, Inc. 6225 Garfield Avenue, Burr Ridge, IL 60521-5244, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00968CH	Status: Current	App Date:	Rev Date: 12/03/1998
Description: Reduce take-off gross weight from 13,000 to 12,500 lbs. During passenger and internal cargo carrying operations. (S-58ET s/n 58-855)
TC Nos.: 1H11
Models: Sikorsky Aircraft CorporationS-58ET
ACO: AIR-760: Central Certification Branch CHI