# NTSB investigations: Lycoming YO-360-A1A

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 ERA26LA212](https://openairdocs.org/ntsb/ERA26LA212.md): Granito Joseph R RV-7A · Jaffrey, NH · Accident · Minor injuries · Class 4 · Limited · Final report · May 21, 2026 · N732JG · Substantial damage
  > The pilot’s failure to maintain directional control of the airplane during landing, which resulted in a touchdown off the paved runway surface and a collision with terrain during the subsequent aborted landing.
- [NTSB WPR24LA140](https://openairdocs.org/ntsb/WPR24LA140.md): Michael Milburn Vans RV8 · Cascade, MT · Accident · No injuries · Class 4 · Limited · Final report · May 4, 2024 · N740MT · Substantial damage
  > The pilot’s failure to maintain aircraft control during landing roll.
- [NTSB SEA00LA129](https://openairdocs.org/ntsb/SEA00LA129.md): Kaman K-1200 · Cusick, WA · Accident · Serious injuries · Limited investigation · Final report · Jul 11, 2000 · N311KA · Substantial damage
  > The termination of power to the main rotor system as a result of the malfunction of the free-wheeling sprag clutch assembly, followed by the torsional overload separation of the engine adapter shaft. Factors include trees in the area where the emergency…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41586', '42427'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41586

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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.