# NTSB Accident WPR17LA113
> **BELL 206B** · 2017-05-26 · Rockville, ID, USA · SERS
## Event
- **NTSB number:** WPR17LA113
- **Event ID:** 20170526X64811
- **Type:** Accident
- **Date:** 2017-05-26
- **Location:** Rockville, ID, USA
- **Coordinates:** 43.276943, -116.996109
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 206B
- **Registration:** N24FS
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The in-flight failure of the engine-to-transmission drive shaft due to a fatigue fracture of one of the KAflex flex frames caused by a loose bolt, which resulted in a total loss of engine power and a subsequent hard landing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR17LA113) · AI Analytics · CC0 1.0*