# NTSB investigations: Franklin 6A4150 series, AZ

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 LAX05LA220](https://openairdocs.org/ntsb/LAX05LA220.md): Stinson 108-2 · Prescott, AZ · Accident · No injuries · Limited investigation · Final report · Jun 29, 2005 · N8000K · Substantial damage
  > the pilot's failure to maintain directional control during the landing rollout.
- [NTSB LAX03FA108](https://openairdocs.org/ntsb/LAX03FA108.md): Stinson 108-1 · Eloy, AZ · Accident · Minor injuries · Field investigation · Final report · Mar 7, 2003 · N8344K · Substantial damage
  > a loss of engine power caused by the fatigue failure of the number 4 cylinder exhaust valve.
- [NTSB LAX77FUJ78](https://openairdocs.org/ntsb/LAX77FUJ78.md): Bellanca 14-13 · Mesa, AZ · Accident · 3 fatal · Closed · Aug 7, 1977 · N86769 · Destroyed
- [NTSB LAX77DUJ60](https://openairdocs.org/ntsb/LAX77DUJ60.md): Stinson 108 · Mesa, AZ · Accident · No injuries · Closed · Jun 6, 1977 · N40150 · Substantial damage
- [NTSB LAX76FUJ99](https://openairdocs.org/ntsb/LAX76FUJ99.md): Bellanca 14-132 · Sedona, AZ · Accident · No injuries · Closed · Aug 11, 1976 · N74405 · Substantial damage
- [NTSB LAX76DUJ09](https://openairdocs.org/ntsb/LAX76DUJ09.md): Stinson 108 · Prescott, AZ · Accident · No injuries · Closed · Aug 6, 1975 · N97324 · Substantial damage
- [NTSB LAX75DUJ28](https://openairdocs.org/ntsb/LAX75DUJ28.md): Stinson 108-2 · Rillito, AZ · Accident · Minor injuries · Closed · Sep 29, 1974 · N97595 · Substantial damage
- [NTSB LAX67D0187](https://openairdocs.org/ntsb/LAX67D0187.md): Stinson 108 · Mormon Lake, AZ · Accident · No injuries · Closed · Nov 13, 1966 · N97417 · Substantial damage
- [NTSB DEN66D0259](https://openairdocs.org/ntsb/DEN66D0259-173164.md): Stinson 108 · Buckeye, AZ · Accident · Closed · Mar 17, 1966 · N9147K · Substantial damage
- [NTSB UNK64X3174](https://openairdocs.org/ntsb/UNK64X3174.md): Stinson 108 · Ashfork, AZ · Accident · No injuries · Closed · Aug 2, 1964 · N97623 · 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" = 'AZ' 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 ('27024'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27024&state=AZ

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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.