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: Vazar Inc 3025 Eldridge Avenue, Bellingham, WA 98225, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3777NM	Status: Current	App Date: 03/27/1986	Rev Date: 07/12/2005
Description: Installation of Pratt and Whitney PT6A-135 engine, Hartzell HC-B3TN-3C/T10282 constant speed propeller and other associated changes. (OTTER DHC-3 (U-1A) normal category landplane only)
TC Nos.: A-815
Models: Bombardier Inc.DHC-3
ACO: AIR-770: West Certification Branch SEA

STC Holder: Vazar Inc 3025 Eldridge Avenue, Bellingham, WA 98225, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3777NM	Status: Historical	App Date: 03/27/1986	Rev Date: 01/31/2005
Description: Installation of Pratt and Whitney PT6A-135 engine, Hartzell HC-B3TN-3C/T10282 constant speed propeller and other associated changes. (OTTER DHC-3 (U-1A) normal category landplane only)
TC Nos.: A-815
Models: Bombardier Inc.DHC-3
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500