| Tail Number / N-Number | N591SU |
| Manufacturer | PILATUS AIRCRAFT LTD |
| Model | PC-12/47E |
| Year Built | 2016 |
| Manufacturer's Serial Number | 1640 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 11 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-67P |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 1,272 hp (949 kW) |
| Type of Registrant | Corporation |
| Owner Name | FELIX AIR INC |
| Street | 20 COLUMBIA BLVD |
| City | CLARKSBURG |
| State | WV |
| Zip Code | 26301-9606 |
| Region | Eastern |
| County | Harrison County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2016-07-20 |
| Certificate Issue Date | 2016-10-17 |
| Last Action Date | 2022-05-17 |
| Expiration Date | 2029-10-31 |
| Status | Valid Registration |
| Mode S Code | 51721301 |
| Mode S Code Hex | A7A2C1 |