# NTSB investigations: Beech J35: Loss of engine power(total) - 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 LAX99FA270](https://openairdocs.org/ntsb/LAX99FA270.md): Beech J35 · Marysville, CA · Accident · Serious injuries · Field investigation · Final report · Aug 17, 1999 · N4932B · Destroyed
  > A loss of engine power due to improperly torque cylinder base nuts by maintenance personnel during a top overhaul.
- [NTSB LAX97LA116](https://openairdocs.org/ntsb/LAX97LA116.md): Beech J35 · Morristown, AZ · Accident · Serious injuries · Limited investigation · Final report · Mar 3, 1997 · N39W · Destroyed
  > failure of the crankshaft due to improper inspection/overhaul procedures.
- [NTSB ATL92LA038](https://openairdocs.org/ntsb/ATL92LA038.md): Beech J-35 · Knoxville, TN · Accident · No injuries · Limited investigation · Final report · Jan 12, 1992 · N185Y · Substantial damage
  > The manufacturer's failure to provide adequate torque information which resulted in the loss of torque on the cylinder hold down nuts and the complete loss of engine power.
- [NTSB LAX91LA358](https://openairdocs.org/ntsb/LAX91LA358.md): Beech J35 · San Jose, CA · Accident · No injuries · Limited investigation · Final report · Aug 14, 1991 · N3028C · Substantial damage
  > The failure of the crankshaft counterweight retaining clip due to improper maintenance installation of the part.
- [NTSB DEN91IA019](https://openairdocs.org/ntsb/DEN91IA019.md): Beech J-35 · Brighton, CO · Incident · No injuries · Incident investigation · Final report · Nov 18, 1990 · N8263D · Minor damage
  > The failure of the engine fuel feed line resulting in a complete loss of power. Contributing to the incident was improper installation of the fuel feed transducer.
- [NTSB BFO86FA032](https://openairdocs.org/ntsb/BFO86FA032.md): Beech J-35 · Myersville, MD · Accident · Serious injuries · Field investigation · Final report · Jun 4, 1986 · N7266B · Destroyed
  > While in cruise flight at 3500 feet the pilot stated he experienced a rapid loss of power. Unable to restart the engine, he was forced to land in a pasture which was divided by barbed wire fences. The aircraft collided with a fence and came to rest inverted.…

## 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 ('1151522')
    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" = 351))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1151522&occurrence=351

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