# NTSB Accident CEN11LA512
> **WSK PZL MIELEC M-18A** · 2011-07-25 · Anderson, IN, USA · NONE
## Event
- **NTSB number:** CEN11LA512
- **Event ID:** 20110726X70333
- **Type:** Accident
- **Date:** 2011-07-25
- **Location:** Anderson, IN, USA
- **Coordinates:** 40.147499, -85.540832
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** WSK PZL MIELEC
- **Model:** M-18A
- **Registration:** N92640
- **FAR Part:** 137
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The fatigue failure of the propeller governor speeder spring, which resulted in the pilot’s inability to control engine output power.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN11LA512) · AI Analytics · CC0 1.0*