| Tail Number / N-Number | N231BU |
| Manufacturer | MOONEY AIRCRAFT CORP. |
| Model | M20K |
| Year Built | 1983 |
| Manufacturer's Serial Number | 25-0736 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | TSIO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 225 hp (168 kW) |
| Type of Registrant | LLC |
| Owner Name | FLYING BLACK CAT AVIATION LLC |
| Street | 127 N RIVER DR |
| City | SAINT AUGUSTINE |
| State | FL |
| Zip Code | 32095-8897 |
| Region | Southern |
| County | St. Johns County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1983-02-24 |
| Certificate Issue Date | 2020-02-26 |
| Last Action Date | 2022-09-28 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 50406143 |
| Mode S Code Hex | A20C63 |