# NTSB investigations: Grumman American Avn. AA-5B: Loss of engine power(total) - mech failure/malf

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB LAX07LA004](https://openairdocs.org/ntsb/LAX07LA004.md): Grumman American AA-5B · Oakdale, CA · Accident · No injuries · Limited investigation · Final report · Oct 8, 2006 · N39ER · Substantial damage
  > A total loss of engine power resulting from lubrication deprivation for undetermined reasons.
- [NTSB ATL95LA055](https://openairdocs.org/ntsb/ATL95LA055.md): Grumman AA-5B · Salisbury, NC · Accident · No injuries · Limited investigation · Final report · Feb 25, 1995 · N28815 · Substantial damage
  > The separation of the oil line to the oil cooler which resulted in a loss of engine oil and subsequent engine seizure.
- [NTSB NYC90DEI02](https://openairdocs.org/ntsb/NYC90DEI02.md): Grumman AA5B · Beachwood, OH · Accident · Serious injuries · Final report · Sep 11, 1990 · N74242 · Destroyed
  > The engine failure due to an improper engine overhaul performed by unqualified persons. The unsuitable terrain was a factor.
- [NTSB NYC88LA016](https://openairdocs.org/ntsb/NYC88LA016.md): Gulfstream American AA-5B · Barre, MA · Accident · No injuries · Limited investigation · Final report · Oct 25, 1987 · N333FG · Substantial damage
  > The aircraft was in the traffic pattern when it experienced a power loss. The plt made an off-airport landing in a wooded area. The pilot reported that he was in a slip prior to and at the time of the reported power loss. The FAA reported that the engine…
- [NTSB LAX85FA078](https://openairdocs.org/ntsb/LAX85FA078.md): Grumman AA-5B · Corona, CA · Accident · Serious injuries · Field investigation · Final report · Dec 20, 1984 · N74463 · Destroyed
  > During maint of the eng, & just before the annual inspection was signed off, someone partially loosened & then attempted to tighten the bolt securing the crankshaft gear to the crankshaft. The old lockplate was not replaced & was not properly secured about…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3960105')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 351))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3960105&occurrence=351

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