# NTSB Accident ERA13LA327
> **UNIVAIR AIRCRAFT CORPORATION 108-1** · 2013-07-17 · Tuftonboro, NH, USA · MINR
## Event
- **NTSB number:** ERA13LA327
- **Event ID:** 20130719X52759
- **Type:** Accident
- **Date:** 2013-07-17
- **Location:** Tuftonboro, NH, USA
- **Coordinates:** 43.451957, -71.563491
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 2
- **Uninjured:** 0
- **Total aboard:** 2
## Aircraft
- **Make:** UNIVAIR AIRCRAFT CORPORATION
- **Model:** 108-1
- **Registration:** N8721K
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

Maintenance personnel’s failure to remove circumferential gouges in the aft radius of the R2 rod journal on the crankshaft during its last engine overhaul, which resulted in the fatigue failure of the crankshaft and a subsequent total loss of engine power.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA13LA327) · AI Analytics · CC0 1.0*