# NTSB investigations: Lycoming HO-360 series, 1986

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 ATL86LA141](https://openairdocs.org/ntsb/ATL86LA141.md): Hughes 269A · Daniels, WV · Accident · Serious injuries · Limited investigation · Final report · May 29, 1986 · N8889F · Substantial damage
  > The plt stated that he noted a 'large vibration' after he had taken off. He suspected a psbl bird strike or bearing failure, & subsequently, the helicopter crashed into trees. According to the plt, the eng did not fail; however, witnesses saw the helicopter…
- [NTSB MIA86LA147](https://openairdocs.org/ntsb/MIA86LA147.md): Hughes 269C · Jacksonville, FL · Accident · No injuries · Limited investigation · Final report · May 4, 1986 · N8993F · Substantial damage
  > The plt stated that as he was landing on a dolly, the helicopter experienced ground resonance & began to shake violently. It then rolled over on its side, causing the main rotor blades to strike the tail boom & the ground.

## 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") = 1986
  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&year=1986

---
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.