| Tail Number / N-Number | N644SL |
| Manufacturer | MAULE |
| Model | M-6-235 |
| Manufacturer's Serial Number | 7464C |
| 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) |
| Number of Engines | 1 engine |
| Type of Registrant | Corporation |
| Owner Name | MUSTANG AERIAL SERVICES INC |
| Street | PO BOX 250 |
| City | RENO |
| State | OH |
| Zip Code | 45773-0250 |
| Region | Great Lakes |
| County | Washington County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2012-07-17 |
| Last Action Date | 2021-02-17 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 52072662 |
| Mode S Code Hex | A875B2 |