# NTSB investigations: Pratt & Whitney JT8D series, MN

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 CHI02FA148](https://openairdocs.org/ntsb/CHI02FA148.md): Douglas DC-9-31 · Minneapolis, MN · Accident · No injuries · Field investigation · Final report · Jun 4, 2002 · N8986E · Substantial damage
  > The failure of the right main landing gear due to fatigue.
- [NTSB CHI89IA083](https://openairdocs.org/ntsb/CHI89IA083.md): Mcdonnell Douglas DC-9-82 · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · May 2, 1989 · N434AA · Minor damage
  > Failure of the hydraulic power transfer unit shut-off (ptu s/o) valve due to failed (fatigued) valve body attach screws.
- [NTSB MKC89IA024](https://openairdocs.org/ntsb/MKC89IA024.md): Mcdonnell Douglas DC9-31 · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Nov 16, 1988 · N965VJ · Minor damage
  > The failure of the left main landing gear tire carcass and the ingestion of the tire debris into the left engine which hindered normal operation.
- [NTSB CHI87IA100](https://openairdocs.org/ntsb/CHI87IA100.md): Mcdonnell Douglas DC-9-82 · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Mar 23, 1987 · N409AA · Minor damage
  > The aircraft landed uneventfully after the right engine failed during a descent. The shutdown occurred after failed antirotation pins allowed gas loads to drive normally stationary third stage vane clusters in the low pressure turbine area. Rotation of the…

## 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" = 'MN' 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 ('52053', '52377'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52053&state=MN

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