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: 4

STC Holder: Isolair P.O. Box 128, Gresham, OR 97030, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH133WE	Status: Historical	App Date:	Rev Date: 10/10/1986
Description: Installation of C-75 cargo rack set.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369HE, 369HM, 369HS
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Isolair P.O. Box 128, Gresham, OR 97030, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH133WE	Status: Historical	App Date: 11/16/1970	Rev Date: 01/01/1993
Description: Installation of C-75 cargo rack set.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369E, 369F, 369FF, 369HE, 369HM, 369HS, 500N
ACO: AIR-770: West Certification Branch SEA

STC Holder: Isolair P.O. Box 128, Gresham, OR 97030, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH138WE	Status: Current	App Date: 08/15/1971	Rev Date: 10/10/1986
Description: Installation of Chadwick cargo rack C-72.
TC Nos.: H2SW
Models: Bell Helicopter Textron (Canada)206A, 206B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Isolair P.O. Box 128, Gresham, OR 97030, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR02813CH	Status: Historical	App Date: 01/23/2009	Rev Date: 02/26/2010
Description: Installation of Isolair Innovator II Model 3900-480 Spray System
TC Nos.: H1CE
Models: The Enstrom Helicopter Corporation480, 480B
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500