# Accident 19861121060049A: Gulstm AA5B, Fullerton, CA, November 21, 1986

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 21, 1986, 15:33 local time
- Place: Fullerton, CA
- Airport: Fullerton Municipal
- Damage: Substantial damage
- Phase of flight: Forced Landing
- Operating rules: General operating rules (Part 91)
- Location: 33.8760° N, 117.9630° W: Placed by OpenAirDocs from the FAA’s distance and direction from , within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.8760&lon=-117.9630&mi=10
- Aircraft: N4520D (not matched to a registry record)
- Reported make and model: GULSTM AA5B
- Reported engine: LYC O360A4K
- Fatal injuries: 0
- Pilot flight hours: 1,398 total, 4 in this make and model, 278 in the last 90 days
- NTSB investigation: [NTSB LAX87LA046](https://openairdocs.org/ntsb/LAX87LA046) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19861121060049A

## Narrative

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

THE ENGINE FAILED IN THE PATTERN AND THE PLANE STRUCK A TREE. WATER IN FUEL TANK. IMPROPER INSTRUCTOR MONITORING.

## 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 LAX87LA046](https://openairdocs.org/ntsb/LAX87LA046), Nov 21, 1986: Gulfstream AA-5B (N4520D), Fullerton, 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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