# NTSB investigations: Beech V35A: Loss of engine power(partial) - mech failure/malf

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 IAD02LA053](https://openairdocs.org/ntsb/IAD02LA053.md): Beech V35A · Martinsburg, WV · Accident · Minor injuries · Limited investigation · Final report · May 29, 2002 · N45RG · Substantial damage
  > Inadequate torque of the crankcase through bolts.
- [NTSB CHI88DEX05](https://openairdocs.org/ntsb/CHI88DEX05.md): Beech V35A · Seymour, IN · Accident · No injuries · Final report · Jun 23, 1988 · N7892R · Substantial damage
  > Aircraft was in cruise flight at 6500 feet when engine began to run rough. Pilot navigated to nearest airport and made intentional gear-up landing with cruise power. Postcrash investigation revealed number 2 exhaust valve had failed and become wedged between…

## 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.aircraft_model_code IN ('1151544', '1151542')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 352))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151544&occurrence=352

---
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.