# Fatal NTSB investigations: Lycoming R680E 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.

## Latest cases

- [NTSB WPR09LA384](https://openairdocs.org/ntsb/WPR09LA384.md): Boeing E75 · Happy Jack, AZ · Accident · 1 fatal · Limited investigation · Final report · Aug 4, 2009 · N5195N · Substantial damage
  > The pilot's failure to maintain airspeed while maneuvering which resulted in an inadvertent stall/spin. Contributing to the accident was the high density altitude.
- [NTSB OAK75FVG55](https://openairdocs.org/ntsb/OAK75FVG55.md): Boeing A75 · Williams, CA · Accident · 1 fatal · Closed · Apr 19, 1975 · N1351N · Destroyed
- [NTSB MKC72FCJ60](https://openairdocs.org/ntsb/MKC72FCJ60.md): Boeing 75N1 · Amherst, NE · Accident · 1 fatal · Closed · May 5, 1972 · N61247 · Destroyed
- [NTSB FTW66F0183](https://openairdocs.org/ntsb/FTW66F0183.md): Curt Wright 4000 · Alamo, TX · Accident · 1 fatal · Closed · Jul 22, 1965 · N8140 · Destroyed

## 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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41545'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41545&fatal=1

---
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.