# NTSB Accident WPR22LA236
> **BELL 206B** · 2022-06-24 · Merced, CA, USA · NONE
## Event
- **NTSB number:** WPR22LA236
- **Event ID:** 20220628105378
- **Type:** Accident
- **Date:** 2022-06-24
- **Location:** Merced, CA, USA
- **Coordinates:** 37.286657, -120.59379
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 206B
- **Registration:** N915B
- **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 power to the transmission 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=WPR22LA236) · AI Analytics · CC0 1.0*