# NTSB investigations: Lycoming GO-435C&D series, Outside the U.S.

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 FTW73DRA23](https://openairdocs.org/ntsb/FTW73DRA23.md): Aero Comdr 520 · Stan C, HO · Accident · No injuries · Closed · Apr 25, 1973 · N4131B · Substantial damage
- [NTSB UNK65X1485](https://openairdocs.org/ntsb/UNK65X1485.md): Grumman G-44 · Nassau, Burkina Faso · Accident · No injuries · Closed · Apr 12, 1965 · N95J · Substantial damage
- [NTSB UNK64X2556](https://openairdocs.org/ntsb/UNK64X2556.md): Aero Cmdr 520 · Pembroke, Canada · Accident · No injuries · Closed · Jun 29, 1964 · N501K · 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."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 ('41521'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41521&state=OF

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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.