# NTSB Accident WPR26LA229
> **RYAN NAVION** · 2026-06-23 · Bismarck, MO, USA · MINR
## Event
- **NTSB number:** WPR26LA229
- **Event ID:** 20260624203233
- **Type:** Accident
- **Date:** 2026-06-23
- **Location:** Bismarck, MO, USA
- **Coordinates:** 37.758806, -90.616806
## Injuries
- **Highest injury:** MINR
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 1
- **Uninjured:** 0
- **Total aboard:** 1
## Aircraft
- **Make:** RYAN
- **Model:** NAVION
- **Registration:** N4583K
- **FAR Part:** 091
- **Engines:** 1
- **Damage:** SUBS
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

The pilot’s failure to remove the maintenance spacer before takeoff, which resulted in restricted flight control movement and a loss of control.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=WPR26LA229) · MORVS · CC0 1.0*