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: MASCO Service Corp 1200 N. Kimball Ave, Southlake, TX 76092, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00492AT-D	Status: Current	App Date:	Rev Date: 05/19/1995
Description: Installation and operation of a dual Litef, LCR-92S, attitude heading reference system.
TC Nos.: H1NE
Models: Sikorsky Aircraft CorporationS-76A, S-76B, S-76C
ACO: AIR-760: Central Certification Branch FTW

STC Holder: MASCO Service Corp 1200 N. Kimball Ave, Southlake, TX 76092, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00875AT-D	Status: Current	App Date:	Rev Date: 04/18/1997
Description: Installation and operation of a dual Litef LCR-92, Dual Fiber Optic Gyro Attitude Heading Reference System(AHRS) installed.
TC Nos.: H4SW
Models: Bell Helicopter Textron212, 412
ACO: AIR-760: Central Certification Branch FTW