# NTSB Accident MIA92LA014
> **BELL 47G-5** · 1991-10-13 · LA BELLE, FL, USA · NONE
## Event
- **NTSB number:** MIA92LA014
- **Event ID:** 20001212X18352
- **Type:** Accident
- **Date:** 1991-10-13
- **Location:** LA BELLE, FL, USA
- **Coordinates:** 26.639184, -81.340873
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** BELL
- **Model:** 47G-5
- **Registration:** N1201W
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE PILOT IN COMMAND'S IMPROPER AFT APPLICATION OF CYCLIC CONTROL DURING AN AUTOROTATIVE LANDING TO AN OPEN FIELD, RESULTING IN THE MAIN ROTOR BLADES COLLIDING WITH THE TAIL BOOM.  CONTRIBUTING TO THE ACCIDENT WAS THE IN FLIGHT FAILURE OF THE OUTER BEARING OF THE LOWER GEARCASE INPUT QUILL ASSEMBLY.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=MIA92LA014) · AI Analytics · CC0 1.0*