# Accident 19740428010149A: Navion NAVION*, Patterson, CA, April 28, 1974

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: April 28, 1974
- Place: Patterson, CA
- Airport: Ranch Strip
- Damage: Substantial damage
- Phase of flight: Forced Landing
- Location: 37.4785° N, 121.1545° W: Placed by OpenAirDocs: center of Patterson, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.4785&lon=-121.1545&mi=10
- Aircraft: N8929H, registered now (https://openairdocs.org/aircraft/N8929H) (OpenAirDocs)
- Registry model: North American NAVION (registry code 6150130, https://openairdocs.org/model/north-american-navion) (OpenAirDocs)
- Registry engine: Continental E225 series (registry code 17015, https://openairdocs.org/engine/continental-e225-series) (OpenAirDocs)
- Reported make and model: NAVION NAVION*
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 362 total, 118 in this make and model, 15 in the last 90 days
- NTSB investigation: [NTSB OAK74AVA61](https://openairdocs.org/ntsb/OAK74AVA61) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19740428010149A

## Narrative

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

FUEL PRESSURE RELIEF VALVE MALFUNCTIONED DUE TO GROOVES WORN IN BALL CHECK.HAD LOST PRESSURE BFOR.

## 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 OAK74AVA61](https://openairdocs.org/ntsb/OAK74AVA61), Apr 28, 1974: Navion A (N8929H), Patterson, CA, 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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