The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 12

STC Holder: Coulson Aviation (USA) Inc. 5825 Price Avenue, McClellan, CA 95652, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4850NM	Status: Historical	App Date: 10/04/1989	Rev Date: 08/23/2013
Description: Installation of Retardant Tanks for the special purpose of Forest and Wildlife Conservation
TC Nos.: A15NM, T00019LA
Models: Coulson Aviation (USA) Inc.EC-130Q USDA Forest ServiceC-130A
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4850NM	Status: Current	App Date: 10/04/1989	Rev Date: 08/14/2014
Description: Installation of Retardant Tanks for the special purpose of Forest and Wildlife Conservation
TC Nos.: A15NM, T00019LA
Models: Coulson Aviation (USA) Inc.EC-130Q USDA Forest ServiceC-130A
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd., Reno, NV 89502 USA		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR02728LA	Status: Current	App Date: 09/12/2019	Rev Date: 06/16/2020
Description: Installation of Retardant Aerial Delivery System Large (RADS
TC Nos.: R00024LA
Models: Unical Air Inc.CH-47D
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02537LA	Status: Historical	App Date: 09/22/2014	Rev Date: 12/11/2020
Description: Installation of below the floor retardant tank
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.C-130H, EC-130Q Lockheed Martin Corporation382G
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 56850 Higgins Drive, Thermal, CA 92274		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02537LA	Status: Current	App Date: 09/22/2014	Rev Date: 06/06/2025
Description: Installation of below the floor retardant tank
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.C-130H, EC-130Q Lockheed Martin Corporation382G
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02537LA	Status: Historical	App Date: 09/22/2014	Rev Date: 06/12/2015
Description: Installation of below the floor retardant tank
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.EC-130Q Lockheed Martin Corporation382G
ACO: AIR-790: Los Angeles ACO Branch

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02584LA	Status: Historical	App Date: 05/19/2015	Rev Date: 01/20/2021
Description: Installation of Retardant Aerial Delivery System (RADS) XXL
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.C-130H, EC-130Q Lockheed Martin Corporation382G
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02584LA	Status: Historical	App Date: 05/19/2015	Rev Date: 04/18/2016
Description: Installation of Retardant Aerial Delivery System (RADS) XXL for the special purpose of Forest and Wildlife Conservation
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.EC-130Q Lockheed Martin Corporation382G
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Coulson Aviation (USA) Inc. 56850 Higgins Drive, Thermal, CA 92274		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST02584LA	Status: Current	App Date: 05/19/2015	Rev Date: 06/04/2025
Description: Installation of Retardant Aerial Delivery System (RADS) XXL
TC Nos.: A1SO, T00019LA
Models: Coulson Aviation (USA) Inc.C-130H, EC-130Q Lockheed Martin Corporation382G
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 610 SW Alder St Suite 190, Portland, OR 97205, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST04050NY	Status: Historical	App Date: 03/09/2017	Rev Date: 11/10/2018
Description: Installation of the Coulson Aerial Firefighter Tanker Modification to Boeing Model 737-300 series aircraft per Coulson Aviation USA, Inc
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd, Reno, NV 89502		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST04050NY	Status: Current	App Date: 03/09/2017	Rev Date: 01/09/2024
Description: Installation of the Coulson Aerial Firefighter Tanker Modification to Boeing Model 737-300 series aircraft per Coulson Aviation USA, Inc
TC Nos.: A16WE
Models: The Boeing Company737-300 Series
ACO: AIR-770: West Certification Branch LA

STC Holder: Coulson Aviation (USA) Inc. 655 South Rock Blvd., Reno, NV 98502 USA		If you are an STC Holder, Contact us to have your company added here!
STC No.: ST09905AC	Status: Current	App Date: 02/28/2019	Rev Date: 10/25/2019
Description: Installation of Night Vision Goggle (NVG) Compatible Interior Lighting System
TC Nos.: T00019LA
Models: Coulson Aviation (USA) Inc.EC-130Q
ACO: AIR-770: West Certification Branch LA