# NTSB Accident SEA94LA080
> **UNREIN 80-P51D** · 1994-03-10 · SCAPP00SE, OR, USA · NONE
## Event
- **NTSB number:** SEA94LA080
- **Event ID:** 20001206X01004
- **Type:** Accident
- **Date:** 1994-03-10
- **Location:** SCAPP00SE, OR, USA
- **Coordinates:** 45.79993, -122.970001
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 1
- **Total aboard:** 1
## Aircraft
- **Make:** UNREIN
- **Model:** 80-P51D
- **Registration:** N51PL
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE INADVERTENT UNLOCKING OF THE TAILWHEEL LOCK. FACTORS INCLUDE THE MANUFACTURER'S INADEQUATE TAILWHEEL LOCK.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=SEA94LA080) · AI Analytics · CC0 1.0*