# NTSB Accident ANC93LA095
> **Bell B-3** · 1993-06-18 · ANNETTE BAY, AK, USA · NONE
## Event
- **NTSB number:** ANC93LA095
- **Event ID:** 20001211X12509
- **Type:** Accident
- **Date:** 1993-06-18
- **Location:** ANNETTE BAY, AK, USA
- **Coordinates:** 55.610736, -131.580444
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 4
- **Total aboard:** 4
## Aircraft
- **Make:** Bell
- **Model:** B-3
- **Registration:** N21424
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE FAILURE OF THE TAIL ROTOR DRIVE SHAFT COUPLING AND THE INADEQUATE INSPECTION OF THE TAIL ROTOR DRIVE SYSTEM BY COMPANY MAINTENANCE PERSONNEL AFTER THE FIRST TAIL ROTOR STRIKE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC93LA095) · AI Analytics · CC0 1.0*