# NTSB investigations: Pratt & Whitney R1340 series, TX: 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 FTW04LA164](https://openairdocs.org/ntsb/FTW04LA164.md): Grumman G-164A · Garwood, TX · Accident · No injuries · Limited investigation · Final report · Jun 17, 2004 · N6567 · Substantial damage
  > The separation of the right main landing gear wheel and axle during take-off. Contributing factors were the fatigue of the bolts on the right main landing gear and the rough and uneven terrain.
- [NTSB FTW04LA159](https://openairdocs.org/ntsb/FTW04LA159.md): Ayres S-2R · Eagle Lake, TX · Accident · No injuries · Limited investigation · Final report · Jun 11, 2004 · N3104S · Substantial damage
  > The partial collapse of the left main landing gear as a result of a failure of the fuselage structure due to corrosion.
- [NTSB FTW03CA180](https://openairdocs.org/ntsb/FTW03CA180.md): Schweizer G-164B · Vega, TX · Accident · No injuries · Data collection · Final report · Jun 28, 2003 · N7501H · Substantial damage
  > The failure of the left brake for undetermined reasons.
- [NTSB FTW00LA012](https://openairdocs.org/ntsb/FTW00LA012.md): Air Tractor AT-301 · Olton, TX · Accident · Minor injuries · Limited investigation · Final report · Oct 14, 1999 · N23930 · Substantial damage
  > The inflight separation of the propeller blade due to damage from a wire strike. A factor was the lack of suitable terrain for the forced landing.
- [NTSB FTW86FRG20](https://openairdocs.org/ntsb/FTW86FRG20.md): Air Tractor AT301 · Taylor, TX · Accident · No injuries · Final report · May 21, 1986 · N3168H · Substantial damage
  > Commercial pilot of an Air Tractor AT301 enroute to base of operations at Taylor, TX executed a forced landing after experiencing severe vibration in the aircraft. Landing was made to a soft field. The aircraft nosed over during landing roll and was…
- [NTSB FTW85LA039](https://openairdocs.org/ntsb/FTW85LA039.md): Air Tractor AT-301 · Mission, TX · Accident · No injuries · Limited investigation · Final report · Nov 8, 1984 · N8523S · Substantial damage
  > After a loss of oil pressure the acft was landed downwind. During the precautionary landing across plowed furrows, the rt wing caught in the sugar cane crop and the acft turned to the rt, collapsing the left landing gear and damaging the left wing. The plts…

## 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" = 'TX' 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 ('52016')
    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=52016&occurrence=130&state=TX

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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.