# NTSB Accident ANC18LA020
> **EUROCOPTER FRANCE SA330J PUMA** · 2018-01-26 · Pacific Ocean, JA · NONE
## Event
- **NTSB number:** ANC18LA020
- **Event ID:** 20180126X10900
- **Type:** Accident
- **Date:** 2018-01-26
- **Location:** Pacific Ocean, JA
- **Coordinates:** 35.245555, 157.236389
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** EUROCOPTER FRANCE
- **Model:** SA330J PUMA
- **Registration:** N339EV
- **FAR Part:** 133
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The worn rear bearing of the freewheel unit. Contributing to the accident was the delay in analyzing an oil sample, which would have detected the increase in metal contaminants from the worn bearing.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC18LA020) · AI Analytics · CC0 1.0*