# NTSB Accident ANC92FA159
> **HUGHES 369D** · 1992-09-09 · NUNAVAUGALUK LK, AK, USA · SERS
## Event
- **NTSB number:** ANC92FA159
- **Event ID:** 20001211X15553
- **Type:** Accident
- **Date:** 1992-09-09
- **Location:** NUNAVAUGALUK LK, AK, USA
- **Coordinates:** 58.819282, -157.859024
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 2
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** HUGHES
- **Model:** 369D
- **Registration:** N8697F
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE SEPARATION OF THE TAIL ROTOR ABRASION STRIP AND THE SUBSEQUENT TOTAL LOSS OF THE TAIL ROTOR. FACTORS CONTRIBUTING TO THE ACCIDENT WERE: INSUFFICIENT MANUFACTURER'S MAINTENANCE DESIGN CHANGES, INADEQUATE AIRCRAFT EQUIPMENT DESIGN BY THE MANUFACTURER AND INSUFFICIENT STANDARDS OF THE FAA CERTIFICATION ORGANIZATION.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ANC92FA159) · AI Analytics · CC0 1.0*