# NTSB investigations: Piper PA-23-160, OK

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 FTW98FA229](https://openairdocs.org/ntsb/FTW98FA229.md): Piper PA-23-160 · Guthrie, OK · Accident · 2 fatal · Field investigation · Final report · May 18, 1998 · N4410P · Destroyed
  > The designated pilot examiner's decision to execute a single engine go-around which exceeded the airplane's engine out climb capability in the gear down configuration. Factors were the arcing of an electrical wire that grounded the engine starter and the high…
- [NTSB FTW95LA212](https://openairdocs.org/ntsb/FTW95LA212.md): Piper PA-23-160 · Owasso, OK · Accident · No injuries · Limited investigation · Final report · May 20, 1995 · N3245P · Substantial damage
  > The failures of the landing gear hydraulic pump and the emergency gear extension system as result of inadequate maintenance by maintenance personnel.
- [NTSB FTW83LA082](https://openairdocs.org/ntsb/FTW83LA082.md): Piper PA-23-160 · Mangum, OK · Accident · No injuries · Limited investigation · Final report · Jan 7, 1983 · N4171P · Substantial damage
  > The pilot stated that shortly after takeoff the left engine surged twice and quit. He elected to make a precautionary landing in an open field which was soft from melting snow. During roll out the nose wheel dug in and the drag link broke which collapsed the…
- [NTSB FTW77FA047](https://openairdocs.org/ntsb/FTW77FA047.md): Piper PA-23 · Mcalester, OK · Accident · 3 fatal · Closed · Mar 26, 1977 · N3361P · Destroyed
- [NTSB FTW68F0145](https://openairdocs.org/ntsb/FTW68F0145.md): Piper PA-23 · Hobart, OK · Accident · No injuries · Closed · Aug 2, 1967 · N4225P · Substantial damage
- [NTSB UNK64X1425](https://openairdocs.org/ntsb/UNK64X1425.md): Piper PA23 · Guthrie, OK · Accident · No injuries · Closed · Apr 23, 1964 · N4430P · 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."eventStateOrRegion" = 'OK' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102304'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7102304&state=OK

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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.