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: Texas Gulf Sulphur Co 811 Rusk Avenue, Houston, TX 77002, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4-693	Status: Historical	App Date:	Rev Date:
Description: Landing gear extended and electro- magnetic prospecting equipment installed.
TC Nos.: 2H1, 2H3, H-1
Models: Bell Helicopter Textron47 Series, 47 Series, 47 Series
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: Texas Gulf Sulphur Co 811 Rusk Avenue, Houston, TX 77002, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4-693	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Landing gear extended and electro-magnetic prospecting equipment installed.
TC Nos.: 2H1, 2H3, H-1
Models: Bell Helicopter Textron47 Series, 47 Series, 47 Series
ACO: AIR-760: Central Certification Branch FTW