# Accident 19780923044649A: Navion NAVIONA, Naknek, AK, September 23, 1978

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: September 23, 1978
- Place: Naknek, AK
- Airport: Naknek
- Damage: Substantial damage
- Phase of flight: Forced/Precautionary Landing
- Location: 58.7347° N, 157.0252° W: Placed by OpenAirDocs at NAKNEK (5NK), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=58.7347&lon=-157.0252&mi=10
- Aircraft: N4586K, a cancelled registration (https://openairdocs.org/deregistered/N4586K-2012-09-12) (OpenAirDocs)
- Registry model: Navion NAVION A (registry code 6150104, https://openairdocs.org/model/navion-navion-a) (OpenAirDocs)
- Registry engine: Continental E185 series (registry code 17014, https://openairdocs.org/engine/continental-e185-series) (OpenAirDocs)
- Reported make and model: NAVION NAVIONA
- Reported engine: CONT IO470H
- Fatal injuries: 0
- Pilot flight hours: 185 total, 70 in this make and model, 0 in the last 90 days
- NTSB investigation: [NTSB ANC79DAG32](https://openairdocs.org/ntsb/ANC79DAG32) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19780923044649A

## Narrative

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

NO 4 CYL EXHAUST VALVE GUIDE EXCESSIVELY WORN.

## 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 ANC79DAG32](https://openairdocs.org/ntsb/ANC79DAG32), Sep 23, 1978: Navion NA-1 (N4586K), Naknek, AK, 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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