# N4537L: Air Tractor AT-401, registration cancelled 1999-03-15

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 15, 1999
- Exported to: Canada
- Status when cancelled: Valid registration
- Airframe: [Air Tractor AT-401](https://openairdocs.org/model/air-tractor-at-401) (registry code 0390204)
- Data sheets: [TCDS A17SW](https://openairdocs.org/tcds/A17SW) (OpenAirDocs)
- Serial number: 401-0781
- Type of aircraft: Fixed wing single engine
- Certificate issued: July 17, 1997
- Last registry action: July 17, 1997
- Mode S code: A58099
- Owner when cancelled: [Geist Daniel C](https://openairdocs.org/faa-owner/GEIST%20DANIEL%20C)
- Location: [Crookston, MN](https://openairdocs.org/faa-place/MN/Crookston)
- Owner type: Individual
- Owner's area on the map: 47.7412° N, 96.5535° W: Placed by OpenAirDocs at the center of ZIP code 56716, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4537L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4537L
- Page: https://openairdocs.org/deregistered/N4537L-1999-03-15

From the FAA registry file of November 4, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Air Tractor AT-401: https://openairdocs.org/model/air-tractor-at-401.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW95LA256](https://openairdocs.org/ntsb/FTW95LA256), Jun 21, 1995: Air Tractor AT-401 (N4537L), Hearne, TX, destroyed. Probable cause: THE LOSS OF ENGINE POWER AS RESULT OF THE FAILURE OF THE NUMBER TWO CYLINDER. FACTORS WERE THE UNSUITABLE TERRAIN AVAILABLE FOR THE FORCED LANDING AND THE PILOT'S RESTRICTED VISION DUE TO OIL ON THE…

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19950621048809A](https://openairdocs.org/incident/19950621048809A), Jun 21, 1995: Airtrc AT401 (N4537L), Hearne, TX, Destroyed. (-16) Crankshaft broke subsequent engine failure/aircraft too low to safely manuever.

## Other aircraft with N4537L

- [Registered now](https://openairdocs.org/aircraft/N4537L): DJI AGRAS T50, S/N 1581F6BUB248U001UC2Z
- [Cancelled 1988-11-15](https://openairdocs.org/deregistered/N4537L-1988-11-15): Grumman American Avn. AA-5B, S/N AA5B1288. N-number assigned, not yet registered

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