# NTSB investigations: Bell 47B3

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 DFW06CA055](https://openairdocs.org/ntsb/DFW06CA055.md): Bell 47-B3 · Dennison, TX · Accident · No injuries · Data collection · Final report · Jan 13, 2006 · N1575 · Substantial damage
  > The in-flight separation of the stabilizer bar tube.
- [NTSB FTW01LA087](https://openairdocs.org/ntsb/FTW01LA087.md): Bell 47G2 · Ardmore, OK · Accident · No injuries · Limited investigation · Final report · Mar 22, 2001 · N1575 · Substantial damage
  > the loss of tail rotor control during maneuvering resultant from the failure of the tail rotor drive shaft coupling due to a stripped thread which allowed the grease lubricating the shaft to leak out. A factor was the lack of suitable terrain for the forced…
- [NTSB FTW98LA400](https://openairdocs.org/ntsb/FTW98LA400.md): Bell 47-G-2 · Ardmore, OK · Accident · No injuries · Limited investigation · Final report · Sep 17, 1998 · N1575 · Substantial damage
  > The pilots failure to maintain clearance with terrain and the ensuing loss of control.
- [NTSB CHI77FEC47](https://openairdocs.org/ntsb/CHI77FEC47.md): Bell 47B3 · Lake Orion, MI · Accident · Minor injuries · Closed · Sep 18, 1977 · N1575 · Substantial damage
- [NTSB CHI70FDW10](https://openairdocs.org/ntsb/CHI70FDW10.md): Bell 47G · Port Huron, MI · Accident · Serious injuries · Closed · Mar 27, 1970 · N1575 · Substantial damage
- [NTSB DIA70F0019](https://openairdocs.org/ntsb/DIA70F0019.md): Bell 47G · Newsoms, VA · Accident · No injuries · Closed · Jun 30, 1969 · N138B · Substantial damage
- [NTSB NYC67A0163](https://openairdocs.org/ntsb/NYC67A0163.md): Bell 47D1 · West Grove, PA · Accident · No injuries · Closed · May 17, 1967 · N138B · Substantial damage

## 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 ('1180606'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1180606

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