# Incident 19840803054239I: Piper PA46310P, San Jose, CA, August 3, 1984

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: August 3, 1984, 20:03 local time
- Place: San Jose, CA
- Airport: International
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: General operating rules (Part 91)
- Location: 37.3394° N, 121.8950° W: Placed by OpenAirDocs: center of San Jose, CA, within about 8 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.3394&lon=-121.8950&mi=10
- Aircraft: N4139M, registered now (https://openairdocs.org/aircraft/N4139M) (OpenAirDocs)
- Registry model: Piper PA-12 (registry code 7101202, https://openairdocs.org/model/piper-pa-12) (OpenAirDocs)
- Registry engine: Lycoming 0-290 series (registry code 41506, https://openairdocs.org/engine/lycoming-0-290-series) (OpenAirDocs)
- Reported make and model: PIPER PA46310P
- Reported engine: CONT TSIO520BE
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 1,200 total, 25 in this make and model, 12 in the last 90 days
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19840803054239I

## Narrative

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

PARTIAL ELECTRIC FAILURE WITH UNSAFE GEAR LIGHT. LANDED NORMAL. FOUND BATTERY WAS DISCHARGED.

## Other reports on N4139M (2)

Matched to the same aircraft by N-number and date.

- [Accident 20260919012079A](https://openairdocs.org/incident/20260919012079A), Sep 19, 2026: Piper PA-12 (N4139M), Salem, OR, Substantial damage. The flight departed from OR87 (blue skies farm), utilizing runway 19 to the south. The pilot conducted a scenic flight to the east, making a left turn toward…
- [Incident 19990126011889I](https://openairdocs.org/incident/19990126011889I), Jan 26, 1999: Piper PA12 (N4139M), Warroad, MN, Minor damage. On landing rollout aircraft veered to the right, impacting 2 foot snow drift and flipped over, minor damage and no injuries. Pilot stated that passenger amy…

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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