# NTSB investigations: Pratt & Whitney JT3D-3&3B: Airframe/component/system failure/malfunction

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 SEA00IA108](https://openairdocs.org/ntsb/SEA00IA108.md): Douglas DC-8-73 · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Jun 17, 2000 · N831AL · No damage
  > Auxiliary hydraulic pump leak resulting in a failure of the hydraulic system.
- [NTSB DEN00FA078](https://openairdocs.org/ntsb/DEN00FA078.md): Douglas DC-8-62F · Denver, CO · Accident · No injuries · Field investigation · Final report · Apr 28, 2000 · N990CF · Substantial damage
  > The failure of the clamp that secured the high-pressure bleed air duct to the high-pressure relief valve. Factors were the resulting excessive pressurization of the engine nacelle, and the subsequent separation of the engine cowling.
- [NTSB SEA98IA141](https://openairdocs.org/ntsb/SEA98IA141.md): McDonnell Douglas DC-8-63F · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Jul 18, 1998 · N921R · Minor damage
  > The flight crew's failure to perform a missed approach upon failing to attain and/or maintain proper course/runway alignment and glidepath on final approach, resulting in a high-sink-rate landing and subsequent separation of a main landing gear wheel from the…
- [NTSB MIA92IA166](https://openairdocs.org/ntsb/MIA92IA166.md): Douglas DC-8-71F · Miami, FL · Incident · No injuries · Incident investigation · Final report · Aug 22, 1992 · N748UP · Minor damage
  > Failure of the aircraft operator maintenance personnel to adequately lubricate and seal the main landing gear bogie beam swivel joint as required by manufacturer and operator maintenance program requirements. This allowed moisture to enter the swivel joint…

## 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 ('52039')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52039&occurrence=130

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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.