# Fatal NTSB investigations: Lycoming HO-360 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 ERA24FA326](https://openairdocs.org/ntsb/ERA24FA326.md): Schweizer 269C · West Carthage, NY · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 27, 2024 · N61486 · Substantial damage
  > On July 27, 2024, about 1242 eastern daylight time, a Schweizer 269C-1, N61486, was substantially damaged when it was involved in an accident near West Carthage, New York. The private pilot was fatally injured. The helicopter was operated as a Title 14 Code…
- [NTSB ERA20LA197](https://openairdocs.org/ntsb/ERA20LA197.md): Schweizer 269C-1 · Ozark, AL · Accident · 1 fatal · Class 3 · Limited · Final report · May 30, 2020 · N9421P · Destroyed
  > A total loss of engine power due to fuel exhaustion. Contributing to the accident was the flight school’s inadequate maintenance of the helicopter’s fuel quantity and caution systems.
- [NTSB ERA17FA317](https://openairdocs.org/ntsb/ERA17FA317.md): Schweizer 269C · Medford, NJ · Accident · 2 fatal · Field investigation · Final report · Sep 8, 2017 · N204HF · Substantial damage
  > The pilot's early entry into and failure to maintain rotor rpm during a forced landing autorotation after performing an engine shutdown in flight, which resulted in an uncontrolled descent. Contributing to the accident was the failure of maintenance personnel…
- [NTSB LAX08LA213](https://openairdocs.org/ntsb/LAX08LA213.md): Schweizer 269 C-1 · Sunol, CA · Accident · 2 fatal · Limited investigation · Final report · Jul 4, 2008 · N2011A · Destroyed
  > The pilots' failure to maintain adequate clearance from transmission wires during cruise flight. Contributing to the accident were the dark night and low fog.
- [NTSB LAX06LA123](https://openairdocs.org/ntsb/LAX06LA123.md): Schweizer 269C-1 · Valencia, CA · Accident · 1 fatal · Limited investigation · Final report · Feb 25, 2006 · N61466 · Destroyed
  > The certified flight instructor's failure to maintain an adequate clearance from objects.
- [NTSB CHI04WA171](https://openairdocs.org/ntsb/CHI04WA171.md): Piper PA-28-181 · Qaqortoq, Greenland · Accident · 1 fatal · Foreign investigation · Jul 6, 2004 · N47984 · Destroyed
- [NTSB FTW03FA028](https://openairdocs.org/ntsb/FTW03FA028.md): Hughes 269A · Fort Gibson, OK · Accident · 1 fatal · Field investigation · Final report · Nov 1, 2002 · N8885F · Destroyed
  > The in-flight separation of the tail boom resulting from the failure of the fuselage to tail boom attachment fitting lugs, due to fatigue.
- [NTSB LAX91LA257](https://openairdocs.org/ntsb/LAX91LA257.md): Schweizer 269B · Cottonwood, CA · Accident · 1 fatal · Limited investigation · Final report · Jun 9, 1991 · N103AB · Destroyed
  > The pilot's inadequate visual lookout. The transmission wire was a factor in the accident.
- [NTSB FTW83FA343](https://openairdocs.org/ntsb/FTW83FA343.md): Hughes 269C · Houston, TX · Accident · 1 fatal · Field investigation · Final report · Jul 20, 1983 · N8995F · Destroyed
  > The helicopter crashed in a relatively high speed descent while in a slight nose-low and left bank attitude. The acft had been circling at an alt of about 600 ft MSL awaiting clearance to land. The PIC in the left seat, who was not flying the acft, said he…
- [NTSB ATL82FA013](https://openairdocs.org/ntsb/ATL82FA013.md): Hughes 269A · Elizabethton, TN · Accident · 2 fatal · Closed · Nov 1, 1981 · N8833F · Destroyed
- [NTSB LAX74FUG09](https://openairdocs.org/ntsb/LAX74FUG09-134327.md): Pitts SPL S-1C · Highgrove, CA · Accident · 1 fatal · Closed · Sep 8, 1974 · N7021 · Substantial damage
- [NTSB MKC70AK060](https://openairdocs.org/ntsb/MKC70AK060.md): Hughes 269A · Kansas City, KS · Accident · 1 fatal · Closed · May 15, 1970 · N8868F · 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."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 ('41513'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41513&fatal=1

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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.