# NTSB investigations: Sikorsky CH-19D

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 NYC85FA092](https://openairdocs.org/ntsb/NYC85FA092.md): Sikorsky S-55B · Port Elizabeth, NJ · Accident · Minor injuries · Field investigation · Final report · Apr 1, 1985 · N90885 · Substantial damage
  > The helicopter landed hard after a decrease in RPM during initial climb. The acft was being used for a sling operation. Investigation revealed a failed clutch assembly, S1435-2500-1. The clutch had operated only 200 hrs since a major overhaul.
- [NTSB CHI78FEC50](https://openairdocs.org/ntsb/CHI78FEC50.md): Sikorsky S55B · Pontiac, MI · Accident · No injuries · Closed · Sep 2, 1978 · N90885 · Destroyed

## 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 ('8141615'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=8141615

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