# NTSB investigations: Wright C7BA 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 LAX94LA158](https://openairdocs.org/ntsb/LAX94LA158.md): Rockwell S-2R · Tacna, AZ · Accident · Minor injuries · Limited investigation · Final report · Mar 11, 1994 · N4977X · Substantial damage
  > a catastrophic internal engine failure for undetermined reasons. A factor in the accident was the dark nighttime lighting conditions.
- [NTSB ATL86LA230](https://openairdocs.org/ntsb/ATL86LA230.md): Rockwell S-2R · Shellman, GA · Accident · No injuries · Limited investigation · Final report · Aug 27, 1986 · N5042X · Substantial damage
  > Just after liftoff, the plt noted smoke and attributed it to an overhauled prop which had just been installed. He then heard a loud squeal from the eng and noted a loss of power. A forced landing was made in a rough corn field, where the acft was damaged. An…
- [NTSB MKC86LA091](https://openairdocs.org/ntsb/MKC86LA091.md): Rockwell S-2R · Salem, IA · Accident · No injuries · Limited investigation · Final report · Apr 17, 1986 · N4949X · Substantial damage
  > The pilot states that the engine quit without warning as he was spraying a wheatfield. Pilot further states that he had very little time to pick a suitable landing area. He landed in hilly terrain and slid sideways into a crest, tearing out the right main…
- [NTSB CHI82DA150](https://openairdocs.org/ntsb/CHI82DA150.md): Sikorsky S-55B · Otsego, OH · Accident · No injuries · Final report · May 4, 1982 · N16861 · Substantial damage
  > The pilot was spreading fertilizer by using external buckets. As he was unhooking a bucket, the engine lost power. He did a hovering autorotation, but the helicopter settled on a bucket, tipped over and allowed the main rotor blades to hit the ground. An…

## 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 ('67017')
    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=67017&occurrence=351

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