# NTSB Accident LAX04LA274
> **Finke Rotorway Exec 162F** · 2004-07-21 · Cameron Park, CA, USA · FATL
## Event
- **NTSB number:** LAX04LA274
- **Event ID:** 20040727X01081
- **Type:** Accident
- **Date:** 2004-07-21
- **Location:** Cameron Park, CA, USA
- **Coordinates:** 38.668334, -120.980003
## Injuries
- **Highest injury:** FATL
- **Fatal:** 1
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** Finke
- **Model:** Rotorway Exec 162F
- **Registration:** N103RW
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The owner-builder's improper main rotor blade (MRB) maintenance/installation by under torquing the blade retaining nut.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=LAX04LA274) · AI Analytics · CC0 1.0*