# NTSB investigations: Allison 250-C20 series, 1992

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 LAX93LA044](https://openairdocs.org/ntsb/LAX93LA044.md): Hughes 369D · Carlsbad, CA · Accident · No injuries · Limited investigation · Final report · Nov 16, 1992 · N220AL · Substantial damage
  > Failure of the overrunning clutch assembly bearing for undetermined reasons.
- [NTSB NYC92WA186](https://openairdocs.org/ntsb/NYC92WA186.md): Mcdonnell Douglas 500E · Niagara Falls, Canada · Accident · 4 fatal · Foreign investigation · Sep 29, 1992 · N588DB · 2 aircraft · Destroyed
- [NTSB NYC92T#A01](https://openairdocs.org/ntsb/NYC92T%23A01.md): MBB BO-105CBS · Brooklyn, NY · Accident · No injuries · Class 3 · Final report · Jul 27, 1992 · N729RJ · Substantial damage
- [NTSB LAX92T#A05](https://openairdocs.org/ntsb/LAX92T%23A05.md): McDonnell Douglas 369E · San Diego, CA · Accident · No injuries · Class 3 · Final report · May 12, 1992 · N16069 · Substantial damage
- [NTSB SEA92LA088](https://openairdocs.org/ntsb/SEA92LA088.md): Hughes 369E · Hillsboro, OR · Accident · No injuries · Limited investigation · Final report · May 1, 1992 · N5211Y · Substantial damage
  > The pilot in command's excessive application of collective.
- [NTSB FTW92GA080](https://openairdocs.org/ntsb/FTW92GA080.md): Bell 206B III · Falfurrias, TX · Accident · No injuries · Final report · Mar 3, 1992 · N3201R · Substantial damage
  > The pilot's failure to maintain directional control due to his ability to maintain an adequate visual lookout being restricted. Factors were the observer's delay in informing the pilot of the rearward drift and the dark night conditions.
- [NTSB LAX92T#A03](https://openairdocs.org/ntsb/LAX92T%23A03.md): Mcdonnell Douglas 369D · Mesa, AZ · Accident · No injuries · Class 3 · Final report · Feb 14, 1992 · N911FT · Substantial damage
- [NTSB BFO92TA#01](https://openairdocs.org/ntsb/BFO92TA%2301.md): Mcdonnell Douglas 369E · Clinton, MD · Accident · No injuries · Final report · Feb 12, 1992 · N1600Q · Substantial damage
- [NTSB LAX92FA088](https://openairdocs.org/ntsb/LAX92FA088.md): Bell 206BIII · Crockett, CA · Accident · 5 fatal · Field investigation · Final report · Jan 11, 1992 · N95AT · Destroyed
  > The pilot's failure to maintain vigilant watch for obstructions while intentionally cruising slowly at a low altitude. A factor was the power line was supported by distant towers, and the line was not conspicuous.

## 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 year(c."eventDate") = 1992
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('03020'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=03020&year=1992

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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.