# NTSB Accident FTW91FA043
> **MITSUBISHI MU-2B-60** · 1991-02-22 · TULSA, OK, USA · FATL
## Event
- **NTSB number:** FTW91FA043
- **Event ID:** 20001212X16451
- **Type:** Accident
- **Date:** 1991-02-22
- **Location:** TULSA, OK, USA
- **Coordinates:** 36.190727, -95.910896
## Injuries
- **Highest injury:** FATL
- **Fatal:** 3
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 0
- **Total aboard:** 3
## Aircraft
- **Make:** MITSUBISHI
- **Model:** MU-2B-60
- **Registration:** N274MA
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** DEST
## Conditions
- **Light:** DAYL
- **Weather:** VMC
## Probable cause

THE SHUTDOWN OF ONE ENGINE FOR UNDETERMINED REASONS, AND THE PILOT'S FAILURE TO MAINTAIN VMCA DURING A CRITICAL PHASE OF FLIGHT. A FACTOR IN THE ACCIDENT WAS THE PILOT'S IMPROPER EMERGENCY PROCEDURE.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=FTW91FA043) · AI Analytics · CC0 1.0*