# NTSB investigations: Lycoming VO-540 series, 1966

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 FTW67A0056](https://openairdocs.org/ntsb/FTW67A0056.md): Hiller UH-12L · Woodville, TX · Accident · No injuries · Closed · Nov 19, 1966 · N9780C · Substantial damage
- [NTSB LAX67A0051](https://openairdocs.org/ntsb/LAX67A0051.md): Hiller UH12L4 · Castaic, CA · Accident · No injuries · Closed · Nov 17, 1966 · N90487 · Destroyed
- [NTSB NYC67A0067](https://openairdocs.org/ntsb/NYC67A0067.md): Bell 47J-2 · Brookline, MA · Accident · No injuries · Closed · Oct 26, 1966 · N73948 · Substantial damage
- [NTSB ANC67A0033](https://openairdocs.org/ntsb/ANC67A0033.md): Bell 47J-2A · Anchorage, AK · Accident · Serious injuries · Closed · Oct 3, 1966 · N252PH · Substantial damage
- [NTSB FTW67A0037](https://openairdocs.org/ntsb/FTW67A0037.md): Bell 47J-2A · Leeville, LA · Accident · No injuries · Closed · Sep 22, 1966 · N3092G · Substantial damage
- [NTSB NYC67A0030](https://openairdocs.org/ntsb/NYC67A0030.md): Bell 47J-2 · Dedham, MA · Accident · No injuries · Closed · Aug 17, 1966 · N3939B · Substantial damage
- [NTSB LAX67A0020](https://openairdocs.org/ntsb/LAX67A0020.md): Hiller US-12E · Frazier Prk, CA · Accident · No injuries · Closed · Aug 9, 1966 · N9747C · Substantial damage
- [NTSB MKC67A0001](https://openairdocs.org/ntsb/MKC67A0001.md): Hiller UH12E · North Platte, NE · Accident · Serious injuries · Closed · Jul 7, 1966 · N90476 · Destroyed
- [NTSB DEN67A0002](https://openairdocs.org/ntsb/DEN67A0002-171116.md): Hiller UH12E · Greybull, WY · Accident · Minor injuries · Closed · Jul 7, 1966 · N9754C · Substantial damage
- [NTSB ANC66A0049](https://openairdocs.org/ntsb/ANC66A0049.md): Hiller UH12EL · Dillingham, AK · Accident · Minor injuries · Closed · Jun 21, 1966 · N9786C · Substantial damage
- [NTSB NYC66A0152](https://openairdocs.org/ntsb/NYC66A0152.md): Bell 47J-2 · Burlington, MA · Accident · No injuries · Closed · Jun 18, 1966 · N73948 · Substantial damage
- [NTSB SEA66A0066](https://openairdocs.org/ntsb/SEA66A0066.md): Hiller UH-12E · Huntington, OR · Accident · No injuries · Closed · Jun 13, 1966 · N9785C · Substantial damage
- [NTSB NYC66A0140](https://openairdocs.org/ntsb/NYC66A0140.md): Bell 47G-4 · Dumfries, VA · Accident · Minor injuries · Closed · Jun 2, 1966 · N3081G · Destroyed
- [NTSB DEN66A0086](https://openairdocs.org/ntsb/DEN66A0086.md): Bell 47G3B1 · Luna, NM · Accident · Serious injuries · Closed · May 30, 1966 · N1198W · Substantial damage
- [NTSB DEN66A0084](https://openairdocs.org/ntsb/DEN66A0084.md): Hiller UH-12E · Lonetree, WY · Accident · No injuries · Closed · May 21, 1966 · N9754C · Substantial damage
- [NTSB MIA66A0122](https://openairdocs.org/ntsb/MIA66A0122.md): Bell 47G-5 · Mcbee, SC · Accident · No injuries · Closed · Apr 21, 1966 · N8556F · 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 year(c."eventDate") = 1966
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41534', '41582'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41534&year=1966

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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.