# Accident 19890523013959A: Piper PA28R200, Edmond, OK, May 23, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 23, 1989, 22:00 local time
- Place: Edmond, OK
- Damage: Substantial damage
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 35.6693° N, 97.4095° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=35.6693&lon=-97.4095&mi=10
- Aircraft: N3940X, a cancelled registration (https://openairdocs.org/deregistered/N3940X-1992-02-20) (OpenAirDocs)
- Registry model: Piper PA-28R-200 (registry code 7102811, https://openairdocs.org/model/piper-pa-28r-200) (OpenAirDocs)
- Reported make and model: PIPER PA28R200
- Reported engine: LYC IO360C1C
- People aboard: 3
- Fatal injuries: 0
- Pilot flight hours: 560 total, 54 in this make and model, 45 in the last 90 days
- NTSB investigation: [NTSB FTW89LA098](https://openairdocs.org/ntsb/FTW89LA098) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890523013959A

## Narrative

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

ENGINE LOST OIL PRESSURE AND QUIT. STRUCK A FENCE ON FORCED LANDING. OIL SUMP PLUG WAS MISSING NOT SAFTIED.

## 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 FTW89LA098](https://openairdocs.org/ntsb/FTW89LA098), May 24, 1989: Piper PA-28R-200 (N3940X), Edmond, OK, substantial damage. Probable cause: IMPROPER MAINTENANCE PERFORMED BY THE COMPANY MECHANIC WHO FAILED TO TIGHTEN THE OIL SUMP PLUG, AND ALSO FAILED TO SAFETY IT.

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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