# NTSB Accident WPR18LA215
> **Cessna T337** · 2018-08-09 · Lewiston, ID, USA · NONE
## Event
- **NTSB number:** WPR18LA215
- **Event ID:** 20180809X51217
- **Type:** Accident
- **Date:** 2018-08-09
- **Location:** Lewiston, ID, USA
- **Coordinates:** 46.375, -117.010002
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** Cessna
- **Model:** T337
- **Registration:** N255
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The liberation of an internal snap ring from a landing gear door actuator, which resulted in a complete loss of hydraulic fluid and a gear-up landing. Contributing to the accident was the failure of maintenance personnel to replace the snap ring during the last rebuild of the actuator.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR18LA215) · AI Analytics · CC0 1.0*