# NTSB investigations: North American T-6G: 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 DEN03LA016](https://openairdocs.org/ntsb/DEN03LA016.md): North American T-6G · Elbert, CO · Accident · No injuries · Limited investigation · Final report · Nov 17, 2002 · N7197C · Substantial damage
  > overload failure of the cable between the left rudder pedal and the tail wheel, rendering directional control impossible and resulting in an inadvertent ground loop and nose over. Contributing factors were the crosswind and the soft, wet ground.
- [NTSB ATL90LA078](https://openairdocs.org/ntsb/ATL90LA078.md): North American T-6 G · Albany, GA · Accident · No injuries · Limited investigation · Final report · Mar 9, 1990 · N96143 · Substantial damage
  > A locked brake which prevented the pilot from maintaining directional control during the landing roll. The brake material expanded after becoming water soaked while taxiing.
- [NTSB ATL88LA129](https://openairdocs.org/ntsb/ATL88LA129.md): North American T-6G · Stockbridge, GA · Accident · No injuries · Limited investigation · Final report · Apr 2, 1988 · N9871C · Substantial damage
  > The airplane landed with the left wheel locked, and subsequently nosed over during the ldg roll. Post-crash exam revealed that the left wheel could not be rotated in the fwd direction by hand, and that it could be rotated aft by hand only with considerable…
- [NTSB MIA87LA162](https://openairdocs.org/ntsb/MIA87LA162.md): North American AT-6D · Fernandina Bch, FL · Accident · No injuries · Limited investigation · Final report · May 23, 1987 · N2996Q · Substantial damage
  > Tail wheel strut was found to be over serviced causing it to be extended higher than normal. This would cause the aircraft to be harder to steer. On landing in a cross wind the pilot experienced vibration of the tail wheel followed by failure due to torsional…

## 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 ('6400432', '05629FV')
    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?model=6400432&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.