# NTSB investigations: Lycoming AEIO-540 series, OH

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 CEN13LA467](https://openairdocs.org/ntsb/CEN13LA467.md): Christen Industries Pitts S-2B · Dalton, OH · Accident · No injuries · Limited investigation · Final report · Jul 16, 2013 · N519ZB · Substantial damage
  > A total loss of engine power for reasons that could not be determined because postaccident examination of the engine did not reveal any mechanical malfunctions or failures that would have precluded normal operation.
- [NTSB NYC04LA140](https://openairdocs.org/ntsb/NYC04LA140.md): Aviat Pitts S2B · Hamilton, OH · Accident · No injuries · Limited investigation · Final report · Jun 13, 2004 · N963CB · Substantial damage
  > The pilot's failure to maintain directional control after experiencing a brake system malfunction during landing. Factors related to the accident were the malfunction of a landing gear brake as reported by the pilot, and the crosswind conditions.

## 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" = 'OH' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41568'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41568&state=OH

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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.