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: 5

STC Holder: Agrotors Inc Box 578, Gettysburg, PA 17325, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SE959EA	Status: Current	App Date:	Rev Date: 03/16/1976
Description: Modification to higher compression ration.
TC Nos.: E-279
Models: Textron Lycoming AVCO CorporationVO-435-A1E, VO-435-A1F
ACO: AIR-750: East Certification Branch NY

STC Holder: Agrotors Inc 1750 Emmitsburg Road P.O. Box 4537, Gettysburg, PA 17325, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH947NE	Status: Current	App Date:	Rev Date: 02/25/1992
Description: Installation of Bell 212 nine passenger seating configuration.
TC Nos.: H4SW
Models: Bell Helicopter Textron212
ACO: AIR-750: East Certification Branch NY

STC Holder: Agrotors Inc Box 578, Gettysburg, PA 17325, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH960EA	Status: Current	App Date:	Rev Date: 03/11/1976
Description: Incorporation of AVCO Lycoming Model VO-435-A1F or VO-435-A1F engine modified in accordance with STC SE959EA.
TC Nos.: 2H3
Models: Bell Helicopter Textron47G-2A, 47G-2A-1
ACO: AIR-750: East Certification Branch NY

STC Holder: Agrotors Inc 1750 Emmitsburg Road P.O. Box 4537, Gettysburg, PA 17325, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00941NY	Status: Current	App Date:	Rev Date: 03/10/1999
Description: Installation of Apogee Scientific Inc. Gas Detector Model HSHD 2000 attached to STC SH515AL with Cargo Step Platform installed.
TC Nos.: H2SW
Models: Bell Helicopter Textron (Canada)206B
ACO: AIR-750: East Certification Branch NY

STC Holder: Agrotors Inc 1750 Emmitsburg Road P.O. Box 4537, Gettysburg, PA 17325, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01614NY-D	Status: Historical	App Date: 05/14/2004	Rev Date: 06/01/2006
Description: Installation of an Airborne Workstation.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369E, 369F
ACO: New York ACO Branch, Tel: +1 (516) 228-7300