# NTSB investigations: Boeing 727-31

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 MIA92IA020](https://openairdocs.org/ntsb/MIA92IA020.md): Boeing 727-31 · Gulf Of Mexico · Incident · No injuries · Incident investigation · Final report · Nov 2, 1991 · N839TW · Minor damage
  > The overfilling of the forward lavatory during servicing and the failure to replace the fill/rinse line cap after servicing by the ground service personnel which resulted in the lavatory venting fluid through the fill/rinse line during flight and the…
- [NTSB NYC90FA038](https://openairdocs.org/ntsb/NYC90FA038.md): Boeing 727-31 · Newark, NJ · Accident · No injuries · Field investigation · Final report · Dec 9, 1989 · N727PJ · Substantial damage
  > Thermal distress of the first stage turbine blades of the nuber one engine causing a degradation of material properties which resulted in blade fractures. The reason for the thermal distress was not determined.
- [NTSB CHI88FA223](https://openairdocs.org/ntsb/CHI88FA223.md): Boeing 727-31 · Chicago, IL · Accident · Minor injuries · Field investigation · Final report · Aug 27, 1988 · N852TW · Substantial damage
  > Improper procedural checklist in which a critical step was not listed.
- [NTSB NYC84IA192](https://openairdocs.org/ntsb/NYC84IA192.md): Boeing 727-31 · Flushing, NY · Incident · No injuries · Incident investigation · Final report · Jun 2, 1984 · N855TW · Minor damage
  > After takeoff flt attendant reported aft airstair partially open. Flt engineer checked & confirmed airstair open aprx 18 inches. Remedial action performed to no avail. Unscheduled landing performed without incident. As acft turned onto taxiway airstair…
- [NTSB CHI71AC070](https://openairdocs.org/ntsb/CHI71AC070.md): Boeing 727 · Chicago, IL · Accident · Serious injuries · Closed · Apr 1, 1971 · N7892 · No damage
- [NTSB CHI69A0103](https://openairdocs.org/ntsb/CHI69A0103.md): Boeing 727 · Chicago, IL · Accident · Serious injuries · Closed · Jun 25, 1969 · N854TW · Substantial damage
- [NTSB NYC68A0126](https://openairdocs.org/ntsb/NYC68A0126.md): Boeing 727 · Flushing, NY · Accident · Serious injuries · Closed · Jun 3, 1968 · N831TW · Substantial damage
- [NTSB MKC65A0053](https://openairdocs.org/ntsb/MKC65A0053.md): Boeing B-727 · Kansas City, MO · Accident · No injuries · Closed · Mar 17, 1965 · N846TW · Substantial damage

## 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 ('1384010'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1384010

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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.