| Crash location | Unknown |
| Nearest city | Tulsa, OK
36.153982°N, 95.992775°W |
| Tail number | N274MA |
|---|---|
| Accident date | 22 Feb 1991 |
| Aircraft type | Mitsubishi MU-2B-60 |
| Additional details: | None |
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.