# NTSB Accident ERA24LA076
> **BELL HELICOPTER TEXTRON 206L-1** · 2023-12-28 · Walland, TN, USA · NONE
## Event
- **NTSB number:** ERA24LA076
- **Event ID:** 20231229193577
- **Type:** Accident
- **Date:** 2023-12-28
- **Location:** Walland, TN, USA
- **Coordinates:** 35.764226, -83.849319
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 6
- **Total aboard:** 6
## Aircraft
- **Make:** BELL HELICOPTER TEXTRON
- **Model:** 206L-1
- **Registration:** N571CJ
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improper installation of the No. 8 bearing spanner nut, which resulted in the No. 8 bearing’s failure, and the subsequent total loss of engine power.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA24LA076) · AI Analytics · CC0 1.0*