# NTSB investigations: Franklin 6V4 series, AR

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 FTW94LA221](https://openairdocs.org/ntsb/FTW94LA221.md): Bell OH-13E · Mountain View, AR · Accident · No injuries · Limited investigation · Final report · Jul 3, 1994 · N39WL · Substantial damage
  > The fuel exhaustion as result of a struck fuel drain valve. Factors were the high density altitude, and the unsuitable terrain at the pilot's disposal for the forced landing.
- [NTSB FTW82DA198](https://openairdocs.org/ntsb/FTW82DA198.md): Bell 47D1 · Jonesboro, AR · Accident · No injuries · Final report · May 25, 1982 · N6851 · Destroyed
  > After loading 40 gallons of herbicide on the aircraft the pilot attempted to lift off the back of the loading truck. The takeoff was normal; however, as the helicopter cleared the truck, it was not able to sustain a hover. The pilot then executed a running…
- [NTSB FTW82DA189](https://openairdocs.org/ntsb/FTW82DA189.md): Bell 47D-1 · Harrisburg, AR · Accident · No injuries · Final report · May 20, 1982 · N93067 · Substantial damage
  > During an agricultural spraying operation the pilot turned downwind and the tail rotor struck a rice dike. The pilot lost control and the aircraft landed hard. The main rotor severed the tail boom. Investigation revealed the aircraft had been loaded within…
- [NTSB FTW77DPG53](https://openairdocs.org/ntsb/FTW77DPG53.md): Bell 47D1 · Alicia, AR · Accident · No injuries · Closed · Jun 29, 1977 · N10190 · Substantial damage
- [NTSB FTW76FPH03](https://openairdocs.org/ntsb/FTW76FPH03.md): Bell 47H-1 · Tuckerman, AR · Accident · No injuries · Closed · Aug 21, 1976 · N981B · Substantial damage
- [NTSB FTW75DPG70](https://openairdocs.org/ntsb/FTW75DPG70.md): Tomcat MK-5 · Corning, AR · Accident · No injuries · Closed · May 26, 1975 · N4924C · Substantial damage
- [NTSB FTW75DPG02](https://openairdocs.org/ntsb/FTW75DPG02.md): Bell 47D-1 · Almyra, AR · Accident · No injuries · Closed · Jul 6, 1974 · N13012 · Substantial damage
- [NTSB FTW73DPG34](https://openairdocs.org/ntsb/FTW73DPG34.md): Bell 47D · Plumerville, AR · Accident · No injuries · Closed · Sep 20, 1972 · N925V · Substantial damage
- [NTSB FTW68A0032](https://openairdocs.org/ntsb/FTW68A0032.md): Bell 47D1 · Russellville, AR · Accident · No injuries · Closed · Sep 18, 1967 · N903B · Substantial damage
- [NTSB UNK64X2222](https://openairdocs.org/ntsb/UNK64X2222.md): Bell 47D1 · Harrisburg, AR · Accident · No injuries · Closed · Jun 10, 1964 · N322A · 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" = 'AR' 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 ('27033'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27033&state=AR

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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.