# NTSB investigations: Hughes 269C, AZ

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 WPR12FA191](https://openairdocs.org/ntsb/WPR12FA191.md): Hughes 269C · Phoenix, AZ · Accident · Serious injuries · Field investigation · Final report · May 2, 2012 · N380TL · Substantial damage
  > A loss of tail rotor drive due to a fatigue failure of the main transmission pinion, which resulted in a loss of directional control during cruise flight.
- [NTSB LAX89LA309](https://openairdocs.org/ntsb/LAX89LA309.md): Hughes 269C · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Mar 30, 1989 · N58164 · Substantial damage
  > Improper flare by the student pilot, and improper supervision by the instructor pilot (CFI).
- [NTSB LAX81FUJ62](https://openairdocs.org/ntsb/LAX81FUJ62.md): Hughes 269C · Cottonwood, AZ · Accident · Serious injuries · Closed · May 10, 1981 · N58210 · Destroyed
- [NTSB LAX79DUJ76](https://openairdocs.org/ntsb/LAX79DUJ76.md): Hughes 300 · Globe, AZ · Accident · Minor injuries · Closed · May 26, 1979 · N8385F · Substantial damage
- [NTSB LAX78FA064](https://openairdocs.org/ntsb/LAX78FA064.md): Hughes 269C · Phoenix, AZ · Accident · 2 fatal · Closed · Aug 7, 1978 · N7477F · Destroyed
- [NTSB LAX77FUJ91](https://openairdocs.org/ntsb/LAX77FUJ91.md): Hughes 269C · Grand Canyon, AZ · Accident · No injuries · Closed · Aug 23, 1977 · N7484F · Substantial damage
- [NTSB LAX76FUJ30](https://openairdocs.org/ntsb/LAX76FUJ30.md): Hughes 269C · Phoenix, AZ · Accident · No injuries · Closed · Sep 24, 1975 · N9666F · 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" = 'AZ' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('4470504'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=4470504&state=AZ

---
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.