# NTSB investigations: Franklin 6A4150 series, TN

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 MIA97FA014](https://openairdocs.org/ntsb/MIA97FA014.md): Bellanca 14-13-2 · Smithville, TN · Accident · 1 fatal · Field investigation · Final report · Oct 27, 1996 · N74306 · Destroyed
  > loss of engine power for undetermined reason(s), shortly after takeoff; and failure of the pilot to maintain adequate airspeed, while turning in an attempt to maneuver back to the airport, which resulted in an inadvertent stall and uncontrolled descent into…
- [NTSB IAD77FLT02](https://openairdocs.org/ntsb/IAD77FLT02.md): Bellanca 14-13 · Parsons, TN · Accident · No injuries · Closed · Feb 25, 1977 · N86841 · Substantial damage
- [NTSB MIA70FKW04](https://openairdocs.org/ntsb/MIA70FKW04.md): Stinson 108-1 · Knoxville, TN · Accident · No injuries · Closed · Apr 4, 1970 · N8721K · 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" = 'TN' 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=TN

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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.