# NTSB Accident WPR17LA051
> **CESSNA 421C** · 2017-01-07 · Jackson, CA, USA · NONE
## Event
- **NTSB number:** WPR17LA051
- **Event ID:** 20170109X24157
- **Type:** Accident
- **Date:** 2017-01-07
- **Location:** Jackson, CA, USA
- **Coordinates:** 38.376945, -120.794166
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** CESSNA
- **Model:** 421C
- **Registration:** N71RC
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DUSK
- **Weather:** VMC
## Probable cause

The failure of the right main landing gear torque link bolt in overstress, which resulted in the collapse of the landing gear during the landing roll.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17LA051) · AI Analytics · CC0 1.0*