# NTSB investigations: Jacobs R755A series: 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 NYC00LA144](https://openairdocs.org/ntsb/NYC00LA144.md): Grumman G-164-A · Toms River, NJ · Accident · No injuries · Limited investigation · Final report · May 25, 2000 · N910X · Substantial damage
  > The failure of the number 9 cylinder connecting rod, due to a primer leak initiation of a partial hydraulic lock. A factor in the accident was the unsuitable terrain, to which the forced landing had to be made.
- [NTSB FTW97FA304](https://openairdocs.org/ntsb/FTW97FA304.md): Grumman G-164 · Wilmot, AR · Accident · 1 fatal · Field investigation · Final report · Aug 11, 1997 · N634U · Substantial damage
  > The loss of engine power due to a fractured throttle cable because the cable housing prevents an inspection of the cable by maintenance personnel. Factors were the pilot's impairment due to a heart attack, the lack of suitable terrain for the forced landing,…
- [NTSB MKC86LA177](https://openairdocs.org/ntsb/MKC86LA177.md): Grumman G-164 · Goodwin, AR · Accident · No injuries · Limited investigation · Final report · Aug 22, 1986 · N634U · Substantial damage
  > The ag acft was being used to spray nudrin on soybeans when the engine lost power. The plt made a forced landing in a rice field and the acft flipped forward to the inverted position. Investigation revealed the two-piece cam reduction gear came apart. An AD…
- [NTSB ATL85LKG09](https://openairdocs.org/ntsb/ATL85LKG09.md): Grumman G-164 · Opp, AL · Accident · No injuries · Final report · Sep 5, 1985 · N598Y · Substantial damage
  > The plt reported that during a pull-up and turnaround at the end of a swath run, the eng gave off smoke and lost pwr. The plt dumped the chemical load and performed a forced landing in a fld which contained 6 to 8 ft tall vegetation. The acft travelled aprx…

## 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.engine_model_code IN ('35006')
    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?engine=35006&occurrence=351

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