# NTSB Accident LAX91LA358
> **BEECH J35** · 1991-08-14 · SAN JOSE, CA, USA · NONE
## Event
- **NTSB number:** LAX91LA358
- **Event ID:** 20001212X17900
- **Type:** Accident
- **Date:** 1991-08-14
- **Location:** SAN JOSE, CA, USA
- **Coordinates:** 37.329006, -121.829399
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** BEECH
- **Model:** J35
- **Registration:** N3028C
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE CRANKSHAFT COUNTERWEIGHT RETAINING CLIP DUE TO IMPROPER MAINTENANCE INSTALLATION OF THE PART.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX91LA358) · AI Analytics · CC0 1.0*