# N4543F: Air Tractor AT-401, registration cancelled 2000-05-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 11, 2000
- 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: 401-0787
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 3, 1997
- Last registry action: June 3, 1997
- Mode S code: A583BF
- Owner when cancelled: [Carlsons Ag Aviation Inc](https://openairdocs.org/faa-owner/CARLSONS%20AG%20AVIATION%20INC)
- Location: [Northfield, MN](https://openairdocs.org/faa-place/MN/Northfield)
- Owner type: Corporation
- Owner's area on the map: 44.4727° N, 93.1791° W: Placed by OpenAirDocs at the center of ZIP code 55057, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4543F
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4543F
- Page: https://openairdocs.org/deregistered/N4543F-2000-05-11

From the FAA registry file of October 29, 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 (2)

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 CHI98LA355](https://openairdocs.org/ntsb/CHI98LA355), Aug 28, 1998: Air Tractor AT-401 (N4543F), N. Ottawa Twp., MN, destroyed. Probable cause: A loss of engine power due to a worn piston ring. A related factor was the owner exceeded the manufacturer's recommended engine overhaul.
- [NTSB CHI95LA258](https://openairdocs.org/ntsb/CHI95LA258), Aug 4, 1995: Air Tractor AT-401 (N4543F), Aurora, NE, substantial damage. Probable cause: the cracked engine assembly that caused the power loss during a critical phase of flight. Factors associated with this accident were the restricted airplane performance due to the power loss, the…

## FAA accident and incident reports (3)

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 19980828022369A](https://openairdocs.org/incident/19980828022369A), Aug 28, 1998: Airtrc AT401 (N4543F), Ottowa Twnsp, MN, Destroyed. On August 28, 1998, at 1845 central daylight time, an air tractor AT-401, N4543F, piloted by a commercial pilot, was destroyed during a collision with the…
- [Accident 19950804021859A](https://openairdocs.org/incident/19950804021859A), Aug 4, 1995: Airtrc AT401 (N4543F), Aurora, NE, Substantial damage. Engine smoke on spray run. Pulled up. Engine quit. Nosed over landing. NR4 cylinder cracked jammed valve.
- [Incident 19910721040989I](https://openairdocs.org/incident/19910721040989I), Jul 21, 1991: Airtrc AT401 (N4543F), Aurora, NE, Minor damage. Engine lost power on a spraying run. Precautionary landing on road. Found metal particles in the oil screen.

## Other aircraft with N4543F

- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N4543F-undated): Piper PA-28-151, S/N 287715047. Triennial form not returned

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