# Accident 19900405007739A: Airtrc AT401, Hornersville, MO, April 5, 1990

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 5, 1990, 13:00 local time
- Place: Hornersville, MO
- Airport: Hornersville Memorial Airport
- Damage: Substantial damage
- Phase of flight: Forced/Precautionary Landing
- Operating rules: Agricultural (Part 137)
- Operator: QHFG
- Location: 36.0397° N, 90.1108° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=36.0397&lon=-90.1108&mi=10
- Aircraft: N1015A, registered now (https://openairdocs.org/aircraft/N1015A) (OpenAirDocs)
- Registry model: Air Tractor AT-401 (registry code 0390204, https://openairdocs.org/model/air-tractor-at-401) (OpenAirDocs)
- Registry engine: Pratt & Whitney R1340 series (registry code 52016, https://openairdocs.org/engine/pratt-whitney-r1340-series) (OpenAirDocs)
- Reported make and model: AIRTRC AT401
- Reported engine: PWA R1340AN1
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 3,750 total, 150 in this make and model, 130 in the last 90 days
- NTSB investigation: [NTSB MKC90LA081](https://openairdocs.org/ntsb/MKC90LA081) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19900405007739A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ENGINE QUIT ON GROSS WEIGHT TAKEOFF. LANDED IN MUDDY FIELD AND NOSED OVER. NR9 CYLINDER HAD FAILED.

## The NTSB's investigation of this event (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 MKC90LA081](https://openairdocs.org/ntsb/MKC90LA081), Apr 5, 1990: Air Tractor AT-401 (N1015A), Hornersville, MO, substantial damage. Probable cause: FAILURE OF AN ENGINE CYLINDER.

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. For accidents, the NTSB's own investigation is the fuller record.

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