# NTSB investigations: Franklin 6VS-335 series

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.

Page 2 of 2 · 70 cases

## Cases, newest first

- [NTSB CHI71FBJ05](https://openairdocs.org/ntsb/CHI71FBJ05.md): Bell 47G · Edmore, MI · Accident · No injuries · Closed · Jul 13, 1970 · N73872 · Substantial damage
- [NTSB SEA71DWA05](https://openairdocs.org/ntsb/SEA71DWA05.md): Hiller Acft UH-12A · Maupin, OR · Accident · No injuries · Closed · Jul 11, 1970 · N8180H · Substantial damage
- [NTSB SEA70DWG03](https://openairdocs.org/ntsb/SEA70DWG03-115039.md): Bell 47G · Conconully, WA · Accident · No injuries · Closed · Jul 11, 1970 · N979B · Substantial damage
- [NTSB MIA70FLD13](https://openairdocs.org/ntsb/MIA70FLD13.md): Bell 47D1 · Nocatee, FL · Accident · No injuries · Closed · Apr 1, 1970 · N6579D · Substantial damage
- [NTSB IAD70A0013](https://openairdocs.org/ntsb/IAD70A0013.md): Bell 47D1 · Cherokee, NC · Accident · 1 fatal · Closed · Aug 12, 1969 · N2794A · Destroyed
- [NTSB MIA70F0074](https://openairdocs.org/ntsb/MIA70F0074.md): Bell 47D1 · Pigeon Forge, TN · Accident · Minor injuries · Closed · Jul 17, 1969 · N2794A · Substantial damage
- [NTSB SEA70F0017](https://openairdocs.org/ntsb/SEA70F0017.md): Bell 47G-3 · Deer Lodge, MT · Accident · Serious injuries · Closed · Jun 4, 1969 · N8409E · Destroyed
- [NTSB SEA70D0003](https://openairdocs.org/ntsb/SEA70D0003.md): Bell 47G · Ritzville, WA · Accident · No injuries · Closed · Jun 1, 1969 · N979B · Substantial damage
- [NTSB CHI69F0092](https://openairdocs.org/ntsb/CHI69F0092.md): Bell 47G · Lakeview, MI · Accident · No injuries · Closed · Jul 14, 1968 · N73872 · Substantial damage
- [NTSB DEN68A0035](https://openairdocs.org/ntsb/DEN68A0035.md): Bell 47G-3 · Yellowstone P, WY · Accident · No injuries · Closed · Feb 3, 1968 · N8416E · Substantial damage
- [NTSB ANC67A0062](https://openairdocs.org/ntsb/ANC67A0062.md): Hiller UH-12A · Fairbanks, AK · Accident · No injuries · Closed · Jun 14, 1967 · N8180H · Substantial damage
- [NTSB SEA67A0031](https://openairdocs.org/ntsb/SEA67A0031.md): Bell 47G · Tonasket, WA · Accident · No injuries · Closed · Oct 12, 1966 · N979B · Substantial damage
- [NTSB UNK66X0159](https://openairdocs.org/ntsb/UNK66X0159.md): Bell 47G-2 · Kingston, Jamaica · Accident · No injuries · Closed · Jul 26, 1966 · N864Z · Substantial damage
- [NTSB OAK66A0046](https://openairdocs.org/ntsb/OAK66A0046.md): Bell 47G-3 · Sierra City, CA · Accident · No injuries · Closed · Mar 30, 1966 · N8437E · Substantial damage
- [NTSB NYC66A0070](https://openairdocs.org/ntsb/NYC66A0070.md): Bell Cntntl · Philadelphia, PA · Accident · No injuries · Closed · Jan 7, 1966 · N73872 · Substantial damage
- [NTSB OAK66A0022](https://openairdocs.org/ntsb/OAK66A0022.md): Bell 47D1 · Bells Station, CA · Accident · No injuries · Closed · Nov 10, 1965 · N68632 · Substantial damage
- [NTSB LAX66A0027](https://openairdocs.org/ntsb/LAX66A0027.md): Bell 47G · Las Vegas, NV · Accident · No injuries · Closed · Sep 15, 1965 · N1071Z · Destroyed
- [NTSB FTW65A0128](https://openairdocs.org/ntsb/FTW65A0128.md): Hiller UH-12B · Mer Rouge, LA · Accident · No injuries · Closed · Jun 28, 1965 · N5307V · Destroyed
- [NTSB OAK65A0068](https://openairdocs.org/ntsb/OAK65A0068.md): Hiller UH12B · Porterville, CA · Accident · Serious injuries · Closed · May 26, 1965 · N6417V · Destroyed
- [NTSB OAK65A0057](https://openairdocs.org/ntsb/OAK65A0057.md): Bell 47D1 · San Carlos, CA · Incident · No injuries · Closed · Feb 23, 1965 · N147B · 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('27040'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=27040&page=2

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