# Accident 19810409015789A: Mooney M20A, Iowa City, IA, April 9, 1981

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 9, 1981, 12:05 local time
- Place: Iowa City, IA
- Airport: Municipal
- Damage: Substantial damage
- Phase of flight: Final Approach
- Operating rules: General operating rules (Part 91)
- Location: 41.6557° N, 91.5309° W: Placed by OpenAirDocs: center of Iowa City, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.6557&lon=-91.5309&mi=10
- Aircraft: N9766S (not matched to a registry record)
- Reported make and model: MOONEY M20A
- Reported engine: CONT TSIO360*
- Fatal injuries: 0
- Pilot flight hours: 266 total, 9 in this make and model, 25 in the last 90 days
- NTSB investigation: [NTSB MKC81FCD14](https://openairdocs.org/ntsb/MKC81FCD14) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19810409015789A

## Narrative

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

ENGINE FAILED & CRASH OCCURRED DURING EMERGENCY LANDING. WASHER WAS FOUND IN OIL PUMP GEAR. CAUSED SHAFT TO SHEAR.

## 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 MKC81FCD14](https://openairdocs.org/ntsb/MKC81FCD14), Apr 9, 1981: Mooney M20K (N9766S), Iowa City, IA, substantial damage

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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