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: 10

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH3894SW	Status: Current	App Date: 09/14/1987	Rev Date: 12/07/2023
Description: Installation of 9-place forward facing airline seats.
TC Nos.: H4SW
Models: Bell Textron Inc.412
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 450 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00782DE	Status: Current	App Date: 11/22/2013	Rev Date: 11/08/2023
Description: Approval of a seating configuration to allow flight operations with the left hand pilot seat removed
TC Nos.: R00003RD
Models: Bell Helicopter Textron Canada Limited429
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 450 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00791DE	Status: Current	App Date: 02/12/2015	Rev Date: 11/08/2023
Description: Installation of the skid-gear mounted step to assist in external hoist operations
TC Nos.: R00003RD
Models: Bell Helicopter Textron Canada Limited429
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 450 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00829DE	Status: Current	App Date: 09/13/2016	Rev Date: 11/08/2023
Description: Installation of Baggage Pallet
TC Nos.: R00003RD
Models: Bell Helicopter Textron Canada Limited429
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09343RC	Status: Current	App Date: 10/22/2001	Rev Date: 12/07/2023
Description: Installation of Aero Seats and Systems, Inc., Life Raft Deployment System (LRDS)
TC Nos.: H4SW
Models: Bell Textron Inc.212, 412, 412CF, 412EP
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09433RC	Status: Current	App Date: 06/16/2004	Rev Date: 12/07/2023
Description: Installation of Aero Seats and Systems Inc., seat part number ASI-6430
TC Nos.: H9SW
Models: Bell Textron Canada Limited430
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09453RC	Status: Current	App Date: 09/14/2005	Rev Date: 12/07/2023
Description: Installation of cabin seats
TC Nos.: H4SW
Models: Bell Helicopter Textron412EP
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR11252DS	Status: Current	App Date: 09/12/2022	Rev Date: 08/10/2023
Description: Installation of additional Hoist Cable Cut Switches
TC Nos.: H4SW
Models: Bell Textron Inc.412EP
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road, Piney Flats TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR11253DS	Status: Current	App Date: 04/06/2021	Rev Date: 02/23/2024
Description: Installation of Auxiliary Fuel System
TC Nos.: R00008RD
Models: Bell Helicopter Textron Canada Limited505
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Bell Textron Inc. 441 Industrial Park Road Piney Flats, TN 37686		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR11256DS	Status: Current	App Date: 03/11/2025	Rev Date: 02/05/2026
Description: Installation of 2nd GIA
TC Nos.: R00008RD
Models: Bell Helicopter Textron Canada Limited505
ACO: AIR-760: Central Certification Branch FTW