# NTSB Accident ERA21LA287
> **PIPER PA46-500TP** · 2021-07-06 · Manteo, NC, USA · NONE
## Event
- **NTSB number:** ERA21LA287
- **Event ID:** 20210714103478
- **Type:** Accident
- **Date:** 2021-07-06
- **Location:** Manteo, NC, USA
- **Coordinates:** 35.919748, -75.694914
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 2
- **Total aboard:** 2
## Aircraft
- **Make:** PIPER
- **Model:** PA46-500TP
- **Registration:** N31062
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The improperly secured pneumatic compressor discharge air (P3) line coupling nut on the engine, which ultimately allowed the nut to back off resulting in a partial loss of engine power.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=ERA21LA287) · AI Analytics · CC0 1.0*