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No. of STCs: 13

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01402SE	Status: Historical	App Date: 02/18/2004	Rev Date: 05/09/2007
Description: Install modified engine cowl.
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R-T11, S2R-T15, S2R-T34, S2R-T65, S2R-T660, S2RHG-T34, S2RHG-T65
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01402SE	Status: Historical	App Date: 02/18/2004	Rev Date: 04/30/2004
Description: Install modified engine cowl per Cascade Aircraft Conversions LLC Master Drawing List CAC-MDL-PT Thrush, Revision IR, dated April 4, 2004, and Cascade Aircraft Conversions LLC Document FW-CAC331-12, "Installation Manual," Revision IR, Dated April 24, 2004, or later FAA approved revisions to either of these document.
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R-T11, S2R-T15, S2R-T34, S2RHG-T34
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01420SE	Status: Historical	App Date: 03/09/2001	Rev Date: 08/16/2004
Description: Install a Walter M601-E11 or M601-D11 engine and Avia V508-E-AG 106/A propeller per Cascade Aircraft Conversions Master Drawing List FW-CAC090-90 Revision B, dated August 10, 2004, and Cascade Aircraft Conversions Document FW-CAC090-12, Revision IR, dated June 2, 2004, Installation Manual for Thrush Aircraft S2R Series, Walter Turbine Installation or later FAA approved revisions to either of these documents.
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S-2R, S2R-R1340, S2R-R1820, S2R-R3S
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01537SE	Status: Current	App Date: 12/27/2004	Rev Date: 04/27/2005
Description: Increase wing tank fuel capacity of the above model aircraft in accordance with Cascade Aircraft Conversions LLC drawing S2R-100 Revision A, dated April 20, 2005, or later FAA revision to this drawing.
TC Nos.: A4SW
Models: Thrush Aircraft Inc.600 S-2D, S-2R, S2R-T34
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02205SE	Status: Historical	App Date: 08/03/2010	Rev Date: 12/02/2011
Description: Installation of a replacement airframe fuel pump in accordance with Cascade Flying Service Master Drawing List FW-CFS545-90, Rev. B, dated October 19, 2011, or later FAA approved revision.
TC Nos.: A17SW, A19SW, A4SW, A9SW
Models: Air Tractor Inc.AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B, AT-502, AT-502B, AT-503, AT-503A, AT-602, AT-802, AT-802A Thrush Aircraft Inc.S-2R, S2R-G1, S2R-G10, S2R-G5, S2R-G6, S2R-R1340, S2R-R1820, S2R-R3S, S2R-T11, S2R-T15, S2R-T34, S2R-T45, S2R-T65, S2R-T660, S2RHG-T34, S2RHG-T65
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02205SE	Status: Current	App Date: 08/03/2010	Rev Date: 03/23/2018
Description: Installation of a replacement airframe fuel pump in accordance with Cascade Flying Service Master Drawing List FW-CFS545-90, Rev. B, dated October 19, 2011, or later FAA approved revision.
TC Nos.: A17SW, A19SW, A4SW, A9SW
Models: Air Tractor Inc.AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B, AT-502, AT-502B, AT-503, AT-503A, AT-602, AT-802, AT-802A Thrush Aircraft Inc.S-2R, S2R-G1, S2R-G10, S2R-G5, S2R-G6, S2R-R1340, S2R-R1820, S2R-R3S, S2R-T11, S2R-T15, S2R-T34, S2R-T45, S2R-T65, S2R-T660, S2RHG-T34, S2RHG-T65
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02414SE	Status: Current	App Date: 11/20/2012	Rev Date: 08/28/2014
Description: Installation of a Pratt & Whitney PT6A-41, PT6A-42 or PT6A-42A engine and Avia V508H/106B/A propeller
TC Nos.: A17SW
Models: Air Tractor Inc.AT-502, AT-502B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02499SE	Status: Historical	App Date: 07/17/2013	Rev Date: 03/30/2017
Description: Installation of a Pratt & Whitney PT6A-41, PT6A-42, or PT6A-42A engine and a Avia V508H/106B/A propeller
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R, S2R-G1, S2R-G10, S2R-G5, S2R-G6, S2R-R1340, S2R-R1820, S2R-R3S, S2R-T11, S2R-T15, S2R-T34, S2R-T45, S2R-T65
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02499SE	Status: Historical	App Date: 07/17/2013	Rev Date: 08/19/2016
Description: Installation of a Pratt & Whitney PT6A-41, PT6A-42, or PT6A-42A engine and a Avia V508H/106B/A propeller
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R, S2R-G1, S2R-G10, S2R-G5, S2R-G6, S2R-R1340, S2R-R1820, S2R-R3S, S2R-T11, S2R-T15, S2R-T34, S2R-T45
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02499SE	Status: Current	App Date: 07/17/2013	Rev Date: 02/24/2022
Description: Installation of a Pratt & Whitney PT6A-41, PT6A-42, or PT6A-42A engine and a Avia V508H/106B/A propeller
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R, S2R-G1, S2R-G10, S2R-G5, S2R-G6, S2R-R1340, S2R-R1820, S2R-R3S, S2R-T11, S2R-T15, S2R-T34, S2R-T45, S2R-T65
ACO: AIR-770: West Certification Branch SEA

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02718SE	Status: Historical	App Date: 10/15/2018	Rev Date: 09/15/2021
Description: The installation of a Pratt & Whitney PT6A-140AG engine, Avia propeller V508H/108B/A, fuel system and aerodynamic modifications on S2R-T34 and S2R-H80 airplanes, and installation of rudder aileron interconnect on S2R-H80 airplanes
TC Nos.: A4SW
Models: Thrush Aircraft LLC.S2R-H80, S2R-T34
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02718SE	Status: Historical	App Date: 10/15/2018	Rev Date: 09/21/2021
Description: The installation of a Pratt & Whitney PT6A-140AG engine, Avia propeller V508H/108B/A, fuel system and aerodynamic modifications on S2R-T34 and S2R-H80 airplanes, and installation of rudder aileron interconnect on S2R-H80 airplanes
TC Nos.: A4SW
Models: Thrush Aircraft LLC.S2R-H80, S2R-T34
ACO: AIR-780: Seattle ACO Branch

STC Holder: Cascade Aircraft conversions LLC 903 Grinnell Road, Garfield, WA 99130, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02718SE	Status: Current	App Date: 10/15/2018	Rev Date: 02/20/2024
Description: The installation of a Pratt & Whitney PT6A-140AG engine, Avia propeller V508H/108B/A or Hartzell propeller HC-B4TN-3C/T10702N(S), fuel system and aerodynamic modifications on S2R-T34 and S2R-H80 airplanes, and installation of rudder aileron interconnect on S2R-H80 airplanes,
TC Nos.: A4SW
Models: Thrush Aircraft LLC.S2R-H80, S2R-T34
ACO: AIR-770: West Certification Branch SEA