# NTSB Accident CEN19LA065
> **Robinson R44** · 2019-01-08 · Uvalde, TX, USA · MINR
## Event
- **NTSB number:** CEN19LA065
- **Event ID:** 20190108X54945
- **Type:** Accident
- **Date:** 2019-01-08
- **Location:** Uvalde, TX, USA
- **Coordinates:** 29.210277, -99.743057
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 1
- **Total aboard:** 2
## Aircraft
- **Make:** Robinson
- **Model:** R44
- **Registration:** N484AB
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The slipping of the sprag clutch due to galling of the sprags and corresponding sprag contact surfaces within the clutch assembly, which rendered the helicopter uncontrollable.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN19LA065) · AI Analytics · CC0 1.0*