# NTSB investigations: Lycoming VO-540 series, 1976

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 NYC77FFA10](https://openairdocs.org/ntsb/NYC77FFA10.md): Bell 47J-2A · Ellenville, NY · Accident · Serious injuries · Closed · Dec 12, 1976 · N3538S · Substantial damage
- [NTSB SEA77DYE04](https://openairdocs.org/ntsb/SEA77DYE04.md): Hiller Acft UH-12E · Neilton, WA · Accident · Minor injuries · Closed · Dec 1, 1976 · N93479 · Destroyed
- [NTSB FTW76FPJ46](https://openairdocs.org/ntsb/FTW76FPJ46.md): Brantley 305 · Chattanooga, OK · Accident · Serious injuries · Closed · Sep 11, 1976 · N2231U · Destroyed
- [NTSB CHI76FEK24](https://openairdocs.org/ntsb/CHI76FEK24.md): Hiller UH-12E · Lore City, OH · Accident · No injuries · Closed · Jul 3, 1976 · N67156 · Substantial damage
- [NTSB MIA76DKJ77](https://openairdocs.org/ntsb/MIA76DKJ77.md): Bell 47G-4 · Natural Bridge, AL · Accident · Minor injuries · Closed · Jun 28, 1976 · N1216W · Substantial damage
- [NTSB MKC76DCD54](https://openairdocs.org/ntsb/MKC76DCD54.md): Bell 47J-2A · Keokuk, IA · Accident · No injuries · Closed · Jun 27, 1976 · N8523F · Substantial damage
- [NTSB SEA76FYC45](https://openairdocs.org/ntsb/SEA76FYC45.md): Hiller Acft UH-12E · Tillamook, OR · Accident · Serious injuries · Closed · May 14, 1976 · N9785C · Destroyed
- [NTSB LAX76DUJ80](https://openairdocs.org/ntsb/LAX76DUJ80.md): Hiller Acft UH-12E · Somerton, AZ · Accident · No injuries · Closed · May 11, 1976 · N9278Z · Substantial damage
- [NTSB MIA76FKG60](https://openairdocs.org/ntsb/MIA76FKG60.md): Bell 47G · Stockbridge, GA · Accident · No injuries · Closed · May 3, 1976 · N4070B · Substantial damage
- [NTSB CHI76FEV32](https://openairdocs.org/ntsb/CHI76FEV32.md): Hiller Acft UH-12D · Eldred, IL · Accident · No injuries · Closed · Apr 29, 1976 · N62417 · Substantial damage
- [NTSB CHI76FCA06](https://openairdocs.org/ntsb/CHI76FCA06.md): Hiller UH-12D · St Jacob, IL · Accident · No injuries · Closed · Mar 15, 1976 · N62417 · Substantial damage
- [NTSB FTW76DPJ25](https://openairdocs.org/ntsb/FTW76DPJ25.md): Bell 47G-4 · Billings, OK · Accident · Minor injuries · Closed · Feb 25, 1976 · N1150W · Destroyed
- [NTSB OAK76FJA10](https://openairdocs.org/ntsb/OAK76FJA10.md): Hiller Acft UH-12E · Oahu, HI · Accident · No injuries · Closed · Feb 3, 1976 · N108HA · 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") = 1976
  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=1976

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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.