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: 6

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4169NM	Status: Current	App Date: 04/16/1987	Rev Date: 08/26/2020
Description: Installation of the Allison Model250-C20R/2 or R/4 engine.
TC Nos.: H2SW
Models: Bell Helicopter Textron Canada Limited206L
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH4729NM	Status: Current	App Date: 05/01/1989	Rev Date: 08/26/2020
Description: Installation of the Soloy Performance improvement installation on the Allison 250-C20R/2 or R/4 powered Bell 206B Jet Ranger III.
TC Nos.: H2SW
Models: Bell Helicopter Textron Canada Limited206B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00805SE	Status: Current	App Date: 02/11/2000	Rev Date: 08/26/2020
Description: Installation of Honeywell engine Model LTS 101-600A-3A
TC Nos.: H9EU
Models: Airbus HelicoptersAS-350BA
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01052DE	Status: Historical	App Date: 02/19/2020	Rev Date: 10/19/2020
Description: Installation of Non-Aviation Band FM Radio Systems
TC Nos.: H2SW, H88EU, H9EU
Models: Airbus HelicoptersAS-350B2, AS-350B3, EC 130 B4, EC 130 T2 Airbus Helicopters Deutschland GmbHEC135 P1, EC135 P2, EC135 P2+, EC135 T1, EC135 T2, EC135 T2+ Bell Textron Canada Limited407
ACO: AIR-770: West Certification Branch DEN

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01052DE	Status: Historical	App Date: 02/19/2020	Rev Date: 06/23/2020
Description: Installation of Non-Aviation Band FM Radio Systems
TC Nos.: H88EU, H9EU
Models: Airbus HelicoptersAS-350B2, AS-350B3, EC 130 B4, EC 130 T2 Airbus Helicopters Deutschland GmbHEC135 P1, EC135 P2, EC135 P2+, EC135 T1, EC135 T2, EC135 T2+
ACO: Denver ACO Branch, Tel: +1 (303) 342-1080

STC Holder: Cert Works 5150 Front Range Parkway, Watkins, CO 80137, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR01647SE	Status: Current	App Date: 09/08/2004	Rev Date: 08/26/2020
Description: Installation of Honeywell LTS101-700D-2 engine.
TC Nos.: H9EU
Models: Airbus HelicoptersAS-350B2
ACO: AIR-770: West Certification Branch SEA