AIR TRACTOR INC AT-401

01 /  Distribution

Where the fleet lives and was built

Counts of currently-registered AIR TRACTOR INC AT-401 aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

02 /  NTSB Records

Events involving AIR TRACTOR INC AT-401 aircraft

26 event(s) on file. Showing the most recent 25 · 1 more available on NTSB CAROL.

• Jun 2, 2025

  N60057

  Hamlet, Nebraska

  NTSB Docket →

• Jul 27, 2020

  N9190Q

  Burlington, Colorado Minor

  NTSB Docket →

• Jun 9, 2015

  N4549E

  Wall, South Dakota

  NTSB Docket →

• Jun 4, 2012

  N4547Q

  Kenmare, North Dakota

  NTSB Docket →

• Aug 16, 2011

  N1012T

  Hardin, Montana

  NTSB Docket →

• Jul 2, 2001

  N4549E

  Ellinwood, Kansas

  NTSB Docket →

• May 12, 2001

  N1008Q

  Warsaw, Illinois

  NTSB Docket →

• Apr 20, 2000

  N9187V

  MIDDLETOWN, Rhode Island Minor

  NTSB Docket →

• Nov 9, 1996

  N1014N

  CALEXICO, California

  NTSB Docket →

• Aug 22, 1995

  N9190Q

  TAFT, Texas

  NTSB Docket →

• Jul 10, 1995

  N9186J

  CLEWISTON, Florida

  NTSB Docket →

• Mar 15, 1991

  N73135

  AVON, Mississippi Serious

  NTSB Docket →

• Aug 23, 1990

  N10192

  ALTHEIMER, Arkansas

  NTSB Docket →

• Aug 4, 1990

  N45116

  TULE LAKE, California Minor

  NTSB Docket →

• Apr 5, 1990

  N1015A

  HORNERSVILLE, Missouri

  NTSB Docket →

• Apr 2, 1988

  N60057

  DOWNINGTOWN, Pennsylvania

  NTSB Docket →

• Nov 7, 1982

  N1008Q

  BROOMFIELD, Colorado Fatal

  NTSB Docket →

• Feb 21, 1975

  N9179N

  S PORTSMOUTH, Kentucky Fatal

  NTSB Docket →

• May 13, 1973

  N1015A

  STANTON, Minnesota Minor

  NTSB Docket →

• Jan 10, 1972

  N1012T

  COLD WATER, Ohio

  NTSB Docket →

• Apr 28, 1971

  N9159A

  VAN NUYS, California

  NTSB Docket →

• Nov 12, 1968

  N73135

  SANTA BARBARA, California

  NTSB Docket →

• Apr 4, 1968

  N9185X

  NUI SAP, Other Foreign

  NTSB Docket →

• Aug 6, 1966

  N9188B

  SUFFOLK, Other Foreign

  NTSB Docket →

• Apr 17, 1966

  N45421

  KLAMATHFALLS, Oregon

  NTSB Docket →

03 /  Airworthiness Directives

FAA directives applicable to AIR TRACTOR INC AT-401

35 directive(s) on file. Showing the most recent 25 · 10 more in the Federal Register.

• Mar 25, 2021

  Airworthiness Directives; Air Tractor, Inc., Airplanes

  The FAA is adopting a new airworthiness directive (AD) for all Air Tractor, Inc., (Air Tractor) Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, AT-502A, AT-502B, AT-503, AT-503A, AT-504, AT-602, AT- 802, and AT-802A airplanes. This AD was prom…

  Atlas AD → Federal Register ↗

• Jul 28, 2020

  Airworthiness Directives; Air Tractor, Inc. Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for all Air Tractor, Inc. (Air Tractor) Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT- 402B, AT-501, AT-502, AT-502A, AT-502B, AT-503, AT-503A, AT-504, AT- 602, AT-802, and AT-802A airplanes. This propo…

  Atlas AD → Federal Register ↗

• Mar 31, 2009

  Airworthiness Directives; Air Tractor, Inc. Models AT-400, AT-401, AT-401B, AT-402, AT-402A, and AT-402B Airplanes

  We are adopting a new airworthiness directive (AD) to revise AD 2006-08-08, which applies to certain Air Tractor, Inc. (Air Tractor) Models AT-400, AT-401, AT-401B, AT-402, AT-402A, and AT-402B airplanes. AD 2006-08-08 currently requires you to repetitively eddy current inspect the wing lower spar cap in order to reac…

  Atlas AD → Federal Register ↗

• Dec 24, 2008

  Airworthiness Directives; Air Tractor, Inc. Models AT-200, AT-300, AT-400, AT-500, AT-600, and AT-800 Series Airplanes

  We are adopting a new airworthiness directive (AD) to supersede AD 2008-11-17, which applies to certain Air Tractor, Inc. Models AT-200, AT-300, AT-400, AT-500, AT-600, and AT-800 series airplanes. AD 2008-11-17 currently requires you to install an overturn skid plate kit or a modification to the overturn skid plate a…

  Atlas AD → Federal Register ↗

• Dec 10, 2008

  Airworthiness Directives; Air Tractor, Inc., Models AT-400, AT-401, AT-401B, AT-402, AT-402A, and AT-402B Airplanes

  We propose to revise Airworthiness Directive (AD) 2006-08-08, which applies to certain Air Tractor, Inc. (Air Tractor), Models AT- 400, AT-401, AT-401B, AT-402, AT-402A, and AT-402B airplanes. AD 2006- 08-08 currently requires you to repetitively eddy current inspect the wing lower spar cap in order to reach the safe…

  Atlas AD → Federal Register ↗

• Oct 23, 2008

  Airworthiness Directives; Air Tractor, Inc. Models AT-200, AT-300, AT-400, AT-500, AT-600, and AT-800 Series Airplanes

  We propose to supersede Airworthiness Directive (AD) 2008-11- 17, which applies to certain Air Tractor, Inc. Models AT-200, AT-300, AT-400, AT-500, AT-600, and AT-800 series airplanes. AD 2008-11-17 currently requires you to install an overturn skid plate kit or a modification to the overturn skid plate already instal…

  Atlas AD → Federal Register ↗

• Jun 2, 2008

  Airworthiness Directives; Air Tractor, Inc. AT-200, AT-300, AT-400, AT-500, AT-600, and AT-800 Series Airplanes

  We are adopting a new airworthiness directive (AD) to supersede AD 2002-25-09, which applies to certain Air Tractor, Inc. (Air Tractor) AT-250, AT-300, AT-400, and AT-500 series airplanes. AD 2002-25-09 currently requires you to install an overturn skid plate in the cockpit area. Since we issued AD 2002-25-09, we rece…

  Atlas AD → Federal Register ↗

• Mar 3, 2008

  Airworthiness Directives; Air Tractor, Inc. AT-200, AT-300, AT-400, AT-500, AT-600, AT-800 Series Airplanes

  We propose to supersede Airworthiness Directive (AD) 2002-25- 09, which applies to certain Air Tractor, Inc. (Air Tractor) AT-250, AT-300, AT-400, and AT-500 series airplanes. AD 2002-25-09 currently requires you to install an overturn skid plate in the cockpit area. Since we issued AD 2002-25-09, we received a report…

  Atlas AD → Federal Register ↗

• Nov 9, 2006

  Airworthiness Directives; Air Tractor, Inc. Model AT-602 Airplanes

  The FAA adopts a new airworthiness directive (AD) for all Air Tractor, Inc. (Air Tractor) Model AT-602 airplanes. This AD requires you to repetitively inspect (using the eddy current method) the wing center splice joint two outboard fastener holes on both of the wing main spar lower caps for fatigue cracking; repair o…

  Atlas AD → Federal Register ↗

• Aug 9, 2006

  Airworthiness Directives; Air Tractor, Inc. Model AT-602 Airplanes

  The FAA proposes to revise an earlier proposed airworthiness directive (AD) that applies to all Air Tractor, Inc. (Air Tractor) Model AT-602 airplanes. The earlier NPRM would have required you to repetitively inspect (using the eddy current method) the wing center splice joint two outboard fastener holes on both of th…

  Atlas AD → Federal Register ↗

• Aug 9, 2006

  Airworthiness Directives; Air Tractor, Inc. Models AT-501, AT-502, AT-502A, AT-502B, and AT-503A Airplanes

  The FAA proposes to revise an earlier proposed airworthiness directive (AD) that applies to certain Air Tractor, Inc. (Air Tractor) Models AT-502, AT-502A, AT-502B, and AT-503A airplanes, which proposes to supersede AD 2002-26-05. AD 2002-26-05 lowers the safe life for the wing lower spar caps for Models AT-502, AT-50…

  Atlas AD → Federal Register ↗

• May 12, 2006

  Airworthiness Directives; Air Tractor, Inc. Models AT-400; AT-401, AT-401B, AT-402, AT-402A, and AT-402B Airplanes

  Atlas AD → Federal Register ↗

• Apr 19, 2006

  Airworthiness Directives; Air Tractor, Inc. Models AT-400; AT-401, AT-401B, AT-402, AT-402A, and AT-402B Airplanes

  The FAA is adopting a new airworthiness directive (AD) for certain Air Tractor, Inc. (Air Tractor) Models AT-400, AT-401, AT-401B, AT-402, AT-402A, and AT-402B airplanes. This AD requires you to lower the safe life for the wing lower spar cap for certain Models AT-402A and AT-402B airplanes and those that incorporate…

  Atlas AD → Federal Register ↗

• Apr 19, 2006

  Airworthiness Directives; Air Tractor, Inc. Models AT-802 and AT-802A Airplanes

  The FAA is adopting a new airworthiness directive (AD) for all Air Tractor, Inc. (Air Tractor) Models AT-802 and AT-802A airplanes. This AD requires you to repetitively inspect (using the eddy current method) the two outboard fastener holes in both of the wing main spar lower caps at the center splice joint for cracks…

  Atlas AD → Federal Register ↗

• Apr 17, 2006

  Airworthiness Directives; Air Tractor, Inc. Model AT-501 Airplanes

  The FAA is adopting a new airworthiness directive (AD) to revise AD 2002-11-05, which applies to certain Air Tractor, Inc. (Air Tractor) AT-400 series and Models AT-501, AT-802, and AT-802A airplanes. AD 2002-11-05 establishes a safe life for the wing lower spar cap. Since we issued AD 2002-11-05, we have received rep…

  Atlas AD → Federal Register ↗

• Jul 14, 2005

  Airworthiness Directives; Hartzell Propeller Inc. Models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC-B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC-B5MP-3 Propellers

  The FAA is adopting a new airworthiness directive (AD) for Hartzell Propeller Inc. models HC-B3TN-2, HC-B3TN-3, HC-B3TN-5, HC- B3MN-3, HC-B4TN-3, HC-B4TN-5, HC-B4MN-5, HC-B4MP-3, HC-B4MP-5, and HC- B5MP-3 propellers, installed with propeller mounting bolts, part number (P/N) B-3339. This AD requires initial and repeti…

  Atlas AD → Federal Register ↗

• Jun 22, 2005

  Airworthiness Directives; Air Tractor, Inc. Models AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-402, AT-602, AT-802, and AT-802A Airplanes

  The FAA adopts a new airworthiness directive (AD) for certain Air Tractor, Inc. (Air Tractor) Models AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-402, AT-602, AT-802, and AT-802A airplanes. This AD requires you to repetitively tighten the four eyebolts that attach the front and rear spar of the horizontal stabi…

  Atlas AD → Federal Register ↗

• Mar 4, 2005

  Airworthiness Directives; Air Tractor, Inc. Models AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-402, AT-602, AT-802, and AT-802A Airplanes

  The FAA proposes to adopt a new airworthiness directive (AD) for certain Air Tractor, Inc. (Air Tractor) Models AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-402, AT-602, AT-802, and AT-802A airplanes. This proposed AD would require you to repetitively tighten the four eyebolts that attach the front and rear spa…

  Atlas AD → Federal Register ↗

• Jul 30, 2004

  Airworthiness Directives; Air Tractor, Inc. Models AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, AT-502A, AT-502B, AT-503A, AT-602, AT-802, and AT-802A Airplanes

  The FAA supersedes Airworthiness Directive (AD) 2002-19-10, which applies to certain Air Tractor, Inc. (Air Tractor) Models AT-402, AT-402A, AT-402B, AT-602, AT-802, and AT-802A airplanes. AD 2002-19-10 currently requires you to repetitively inspect the upper longeron and upper diagonal tube on the left hand side of t…

  Atlas AD → Federal Register ↗

• Jun 4, 2004

  Airworthiness Directives; Air Tractor, Inc. Models AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, AT-502A, AT-502B, AT-503A, AT-602, AT-802, and AT-802A Airplanes

  Atlas AD → Federal Register ↗

• Apr 9, 2004

  Airworthiness Directives; Air Tractor, Inc. Models AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, AT-502A, AT-502B, AT-503A, AT-602, AT-802, and AT-802A Airplanes

  The FAA proposes to supersede Airworthiness Directive (AD) 2002-19-10, which applies to certain Air Tractor, Inc. (Air Tractor) Models AT-402, AT-402A, AT-402B, AT-602, AT-802, and AT-802A airplanes. AD 2002-19-10 currently requires you to repetitively inspect the upper longeron and upper diagonal tube on the left han…

  Atlas AD → Federal Register ↗

• Apr 3, 2003

  Airworthiness Directives; Air Tractor, Inc. Models AT-300, AT-400, AT-400A, AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, and AT-502B Airplanes

  This amendment adopts a new airworthiness directive (AD) that applies to certain Air Tractor, Inc. (Air Tractor) Models AT-300, AT- 400, AT-400A, AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT- 502, and AT-502B airplanes. This AD requires you to repetitively inspect the vertical fin front spar fitting for crack…

  Atlas AD → Federal Register ↗

• Dec 27, 2002

  Airworthiness Directives; Air Tractor, Inc. Models AT-300, AT-400, AT-400A, AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501, AT-502, and AT-502B Airplanes

  This document proposes to adopt a new airworthiness directive (AD) that would apply to certain Air Tractor, Inc. (Air Tractor) Models AT-300, AT-400, AT-400A, AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT- 501, AT-502, and AT-502B airplanes. This proposed AD would require you to repetitively inspect the vertical fin f…

  Atlas AD → Federal Register ↗

• Dec 23, 2002

  Airworthiness Directives; Air Tractor, Inc. Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-402, AT-402A, AT-501, AT-502, and AT-502A Airplanes

  This amendment adopts a new airworthiness directive (AD) that applies to certain Air Tractor, Inc. (Air Tractor) Models AT-250, AT- 300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-402, AT-402A, AT-501, AT-502, and AT-502A airplanes. This AD requires you to install an overturn skid plate in the cockpit area.…

  Atlas AD → Federal Register ↗

• Aug 29, 2002

  Airworthiness Directives; Air Tractor, Inc. Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-402, AT-402A, AT-501, AT-502, and AT-502A Airplanes

  This document proposes to adopt a new airworthiness directive (AD) that would apply to certain Air Tractor, Inc. (Air Tractor) Models AT-250, AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT- 402, AT-402A, AT-501, AT-502, and AT-502A airplanes. This proposed AD would require you to install an overturn skid…

  Atlas AD → Federal Register ↗

07 /  PMA replacement parts

FAA-approved replacement parts for AIR TRACTOR INC AT-401

60+ parts on file from the FAA Parts Manufacturer Approval database. Each is a non-OEM part the FAA has authorized for use as a replacement on this aircraft type.

• W-11466-2#https://drs.faa.gov/browse/excelExternalWindow/DCEF39B7E1037817862581B80057E943.0001##

  Center Windshield

  Hershey Flying Service, Inc. replaces Modification Part

  PMA holder →

• W-2263-RH#https://drs.faa.gov/browse/excelExternalWindow/FE112A039E2342E8862572250074CFBD.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-2

  PMA holder →

• W/G-2263-RH#https://drs.faa.gov/browse/excelExternalWindow/324321E903653F77862572250074D010.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-2

  PMA holder →

• W/T-2263-LH#https://drs.faa.gov/browse/excelExternalWindow/430BDFCDF5F00AB4862572250074CF6F.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-1

  PMA holder →

• W-2263-LH#https://drs.faa.gov/browse/excelExternalWindow/7CCDBB5C024E3516862572250074CF48.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-1

  PMA holder →

• W/G-2263-LH#https://drs.faa.gov/browse/excelExternalWindow/89A5A99C8EAEB922862572250074CF98.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-1

  PMA holder →

• W/T-2263-RH#https://drs.faa.gov/browse/excelExternalWindow/173A053181FD9660862572250074CFE8.0001##

  Air Tractor AT-401 (3 piece Conversion) Windshield - RH or LH

  Great Lakes Aero Products replaces 11465-2

  PMA holder →

• RA066-10800-16K#https://drs.faa.gov/browse/excelExternalWindow/090D9319C6DA4A5686257B1A00708E4F.0001##

  Brake Lining Kit

  Rapco Inc replaces Rapco, Inc. P/N RA066-10800-16K

  PMA holder →

• RA066-10800-16K#https://drs.faa.gov/browse/excelExternalWindow/0D53868B0DE36F5F86257A48004F8A7E.0001##

  Brake Lining Kit

  Rapco Inc replaces Rapco, Inc. P/N RA066-10800-16K

  PMA holder →

• 11800#https://drs.faa.gov/browse/excelExternalWindow/5B23FC78DBCCDBA88625790D006B1C3B.0001##

  PM501 Panel Mounted Intercom

  PS Engineering Inc replaces Modification Part

  PMA holder →

• Z03-430-1#https://drs.faa.gov/browse/excelExternalWindow/E795B0D509D8F84286257865006B2EAF.0001##

  Insulator Assembly

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03-507-1#https://drs.faa.gov/browse/excelExternalWindow/C642EA539590686A86257865006B2ED9.0001##

  Nozzle Assembly

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03K000D-1#https://drs.faa.gov/browse/excelExternalWindow/07CAE848BC9E9F7C86257865006B2E2F.0001##

  Kit, Electrostatic Spray

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03-401-1#https://drs.faa.gov/browse/excelExternalWindow/875E573B407FE21486257865006B2E85.0001##

  Electrode Assembly

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03K000D#https://drs.faa.gov/browse/excelExternalWindow/73CC04F0369A25FC86257865006B2DFF.0001##

  Kit, Electrostatic Spray

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03-507-2#https://drs.faa.gov/browse/excelExternalWindow/1EB513E5A31C044B86257865006B2F05.0001##

  Nozzle Assembly

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03K000D-2#https://drs.faa.gov/browse/excelExternalWindow/98F4B118C7820F9086257865006B2E59.0001##

  Kit, Electrostatic Spray

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Z03-507-3#https://drs.faa.gov/browse/excelExternalWindow/156099D4D764452886257865006B2F31.0001##

  Nozzle Assembly

  ZEE Systems Inc replaces Modification Part

  PMA holder →

• Parts listed on Orenda Recip Incorporated Master Drawing list AT-DL7101 Rev. E dated 5/7/02, or later FAA approved revisions.#https://drs.faa.gov/browse/excelExternalWindow/AD98B00910503E84862577450064CE5A.0001##

  Engine Installation List

  Trace Engines LP replaces Modification Part

  PMA holder →

• RA063-02500#https://drs.faa.gov/browse/excelExternalWindow/17760DDD960B6F03862585500068E820.0001##

  Pressure Plate

  Rapco Inc replaces Cleveland Wheels & Brakes 063-02500

  PMA holder →

• RA073-02600#https://drs.faa.gov/browse/excelExternalWindow/B4DF95FC4EBBC1C2862585500068E85B.0001##

  Pressure Plate Assy

  Rapco Inc replaces Cleveland Wheels & Brakes 073-02600

  PMA holder →

• 43295#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148221182720250417182930.0001##

  CAP STRAIGHT 3" LOADER VALVE

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 54800#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID105010373820250417182947.0001##

  LOADER VALVEL/H 402,502,602, A/T

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 24800#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID119096627820250417182912.0001##

  3" LOADER VALVEL/H 402,502,602

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 43296#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID162466711120250417182931.0001##

  WELD ASSY - CAP, 3" MALE QD AT 45 DEGREE LOADER VALVE

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 56801#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151526366020250417182959.0001##

  BOOM SHUT-OFF VALVE 1 1/2"

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 40798#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID150368882720250417182925.0001##

  CLEVIS - RIGHT HAND GATE BOX

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 53296#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166185711820250417182938.0001##

  45 DEG 3" SS QD WELDMENT

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 53295#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID148001889620250417182937.0001##

  3" NPT THREADED END CAP

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 54532#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID123707092420250417182945.0001##

  SEAL KIT - 3" SST SPRAY VALVES

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 60562#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189445505320250417183021.0001##

  3" SS LOADER VALVE END FLANGE GASKET

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 60747#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID143723326720250417183025.0001##

  GASKET - 1PC 38"G/B

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 54401#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID166435235720250417182942.0001##

  NOR-CAL SWATHMASTER 25"

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 53625#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID124968865420250417182939.0001##

  BUTTERFLY VALVE 3" SST

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 24804#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID132347683020250417182914.0001##

  3" LOADER VALVE R/H 802

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 23502#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID137562750620250417182908.0001##

  ASSEMBLY - 10 VANE SPREADER (38")

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 24803#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177056541020250417182913.0001##

  3" LOADER VALVE L/H 3" QD45 DEG.

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 22358#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID164461294220250417182904.0001##

  ASSEMBLY - SPREADER

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 44356#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID189780497020250417182932.0001##

  CLEVIS 3/8-24

  Texas Transland LLC replaces Modification Part

  PMA holder →

• 60725#https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID149077422420250417183023.0001##

  GASKET 1 1/2"X38"

  Texas Transland LLC replaces Modification Part

  PMA holder →

+ 20 more PMA parts on file

04 /  Regulations watching this type

Advisory Circulars and Federal Register activity for AIR TRACTOR INC AT-401

05 /  Aircraft of this type

All 49 registered N-numbers

Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.

05 /  Sources & Methodology

Every count traces back to a primary US-government source

• FAA Aircraft Registry →

  Refreshed Apr 27, 2026

  Available

• NTSB CAROL →

  Refreshed Apr 27, 2026

  Available

• Federal Register (FAA Airworthiness Directives) →

  Refreshed Apr 27, 2026

  Available

We render counts and lists as the agency publishes them. Read the methodology →