# NTSB Accident CEN14LA056
> **PEARSON JON M DRAGONFLY** · 2013-11-16 · Anahuac, TX, USA · FATL
## Event
- **NTSB number:** CEN14LA056
- **Event ID:** 20131116X80909
- **Type:** Accident
- **Date:** 2013-11-16
- **Location:** Anahuac, TX, USA
- **Coordinates:** 29.759445, -94.666664
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** PEARSON JON M
- **Model:** DRAGONFLY
- **Registration:** N975DF
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The incorrect installation by the pilot, who was not a certificated mechanic or repairman, of the main rotor head bearing block, which resulted in the in-flight separation of the rotor head.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN14LA056) · AI Analytics · CC0 1.0*