# NTSB investigations: Pratt & Whitney R-985-AN-14B: Loss of control in flight

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 CEN26FA275](https://openairdocs.org/ntsb/CEN26FA275.md): Beech E18S · Guymon, OK · Accident · 1 fatal · Class 3 · Field · Preliminary report · Aug 2, 2026 · N210Q · Destroyed
  > On August 2, 2026, about 1608 central daylight time (CDT), a Beech E18S airplane, N210Q, was destroyed when it was involved in an accident near Guymon, Oklahoma. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB ANC16LA062](https://openairdocs.org/ntsb/ANC16LA062.md): Dehavilland DHC-2 · Kodiak, AK · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 9, 2016 · N91AK · Substantial damage
  > The pilot's failure to maintain adequate airspeed during the initial climb and turn after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and an aerodynamic stall.

## 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 ('51654')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '240'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/240/cases?engine=51654

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.