# NTSB Accident WPR13LA184
> **BEECH A36TC** · 2013-04-06 · Big Bear City, CA, USA · SERS
## Event
- **NTSB number:** WPR13LA184
- **Event ID:** 20130408X15138
- **Type:** Accident
- **Date:** 2013-04-06
- **Location:** Big Bear City, CA, USA
- **Coordinates:** 34.263889, -116.856109
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 3
- **Uninjured:** 0
- **Total aboard:** 4
## Aircraft
- **Make:** BEECH
- **Model:** A36TC
- **Registration:** N36SG
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improper overhaul of the propeller, which resulted in the installation of an incorrect propeller actuating pin and deformation of the ferrule hole and led to the pin’s fatigue failure. Contributing to the accident was the failure of multiple owners and maintenance technicians to comply with the propeller manufacturer's recommended overhaul interval.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR13LA184) · AI Analytics · CC0 1.0*