# NTSB investigations: Pratt & Whitney R-985-AN-14B, OK

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 FTW84LA186](https://openairdocs.org/ntsb/FTW84LA186.md): Lockheed VEGA-1 · Yukon, OK · Accident · No injuries · Limited investigation · Final report · Mar 8, 1984 · N12288 · Substantial damage
  > The plt was practicing touch-&-go landings & lost control of the acft. It swerved to the left onto soft terrain & went over on its nose. At 1st, the plt made comments about improper strut inflation. However, later, he reported that wx was not a problem & that…

## 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."eventStateOrRegion" = 'OK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('51654'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=51654&state=OK

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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.