# NTSB Accident NYC07LA221
> **Piper PA-23-250** · 2007-09-06 · Bernardsville, NJ, USA · NONE
## Event
- **NTSB number:** NYC07LA221
- **Event ID:** 20070926X01447
- **Type:** Accident
- **Date:** 2007-09-06
- **Location:** Bernardsville, NJ, USA
- **Coordinates:** 40.744998, -74.556663
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** Piper
- **Model:** PA-23-250
- **Registration:** N62BA
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The failure by unidentified maintenance personnel to follow appropriate procedures when attaching the No. 3 cylinder, which was replaced subsequent to the engine overhaul and not entered in the logbook, resulting in fatigue failures of the cylinder studs.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=NYC07LA221) · AI Analytics · CC0 1.0*