# NTSB Accident CEN17LA375
> **HILLER UH 12A** · 2017-09-11 · Griffith, IN, USA · NONE
## Event
- **NTSB number:** CEN17LA375
- **Event ID:** 20171023X94913
- **Type:** Accident
- **Date:** 2017-09-11
- **Location:** Griffith, IN, USA
- **Coordinates:** 41.519721, -87.399444
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** HILLER
- **Model:** UH 12A
- **Registration:** N2686
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The loss of tail rotor thrust due to a failed tail rotor driveshaft, which resulted in a loss of tail rotor control and a hard landing.

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=CEN17LA375) · AI Analytics · CC0 1.0*