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Aircraft record

N401NE1994 Air Tractor INC AT-401B

Registration validUnclaimedSource: FAA, updated Oct 20, 2026

Safety record in brief:No NTSB accidents or incidents since 19829 ADs may apply

Registration
Valid
expires Oct 31, 2029
Based in
Humphrey, NE
owner city / state
Engine
M601E-11 · 751 hp
Walter
Owners
1
since 2022
NTSB events
None
since 1982
ADs may apply
9
confirm with A&P
Service reports
0
since 1995

Registration

FAA Aircraft Registry · Oct 20, 2026
Registered owner
Individual owner
City, state
Humphrey, NE
Certificate issued
Oct 13, 2022
Expires
Oct 31, 2029
Airworthiness
Restricted · Agriculture and Pest Control
Airworthiness date
Mar 3, 2023

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer
Air Tractor INC
Model
AT-401B
Year
1994
Serial number
401B0960
Aircraft type
Fixed wing single engine
Category
Land
Certification
Type Certificated
Seats
1
Engines
1
Max takeoff weight
Up to 12,499 lb
Type certificate data sheet
A17SW
Mode S code
A4B189

Engine

Make and model
Walter M601e-11
Type
Turbo-prop
Power
751 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records
  1. 2022 – nowIndividual ownerHumphrey, NE · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 20, 2026 · SDRs · Oct 16, 2026

NTSB events (0)

No NTSB accidents or incidents found for this airframe since 1982.

Accident history for this model

ADs published since 1998 that may apply (9)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

ADSubjectEffectiveApplies to
2025-18-08GE Aviation Czech s.r.o. (Type Certificate Previously Held by WALTER Engines a.s.…Oct 21, 2025Engine (M601E-11)
2024-03-05Turbine Engine Reduction GearApr 17, 2024Engine (M601E-11)
2024-02-04Turbine Engine Compressor SectionMar 28, 2024Engine (M601E-11)Only with: Centrifugal compressor case P/N M601-154.61 installed.
2022-26-01Turbine Engine Combustion SectionJan 26, 2023Engine (M601E-11)Only with: Engines installed on single-engine airplanes with combustion chamber outer liner P/N M601-229.3, M601-229.3A, M601-229.3B, M601-229.31A, or M601-229.31B installed.
2021-05-14Air Tractor, Inc., AirplanesApr 29, 2021Airframe (AT-401B)
Show all 9 ADs
ADSubjectEffectiveApplies to
2020-23-01Fuel Control/ Turbine EnginesNov 24, 2020Engine (M601E-11)Serial numbers per Appendix 1 of GE Aviation Czech ASB-H75-73-00-00-0038 [01] et al. (single document), dated September 24, 2020. Only with: Fuel control unit (FCU) with P/N and S/N listed in Appendix 1 of the ASB installed.
2020-15-04Engine Collector/Tailpipe/NozzleAug 31, 2020Engine (M601E-11)
2002-11-05Air Tractor, Inc. Models AT-400, AT-401, AT-401B, AT-402, AT-402A, AT-402B, AT-501…Jul 12, 2002Airframe (AT-401B)Certain serial numbers: AT-400 0416–on; AT-401 0662–0951; AT-401B 0952–1014; AT-401B 1015; AT-401B 1016–1020; AT-401B 1021–1124; …. Only with: AT-802 and AT-802A airplanes equipped with factory-supplied P/N 80540 computerized fire gate are excluded; winglet usage factors apply to airplanes with Marburger Enterprises winglets per STC SA00490LA.
98-25-01Air Tractor, Inc. AT-300, AT-400, and AT-500 Series AirplanesJan 19, 1999Airframe (AT-401B)Certain serial numbers: AT-300, AT-301, AT-302, AT-400, AT-400A, AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B 300-0001–401B-1063; AT-501, AT-502, AT-502A, AT-502B, AT-503A 502-0001–502B-0500. Only with: Airplanes that do not have P/N 70975-1 flap actuator overtravel stop installed per Snow Engineering Co. Service Letter #165, dated May 15, 1998.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

  • FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 20, 2026
  • NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
  • FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 20, 2026
  • FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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