| Tail Number / N-Number | N491AK |
| Manufacturer | SHORT BROS |
| Model | C-23B SHERPA |
| Year Built | 1997 |
| Manufacturer's Serial Number | SH3416 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 30 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-65AR |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,424 hp (1,062 kW) |
| Total Horsepower | 2,848 hp (2,125 kW) |
| Type of Registrant | Corporation |
| Owner Name | WIN WIN AVIATION INC |
| Street | 7300 THOMPSON MILL RD |
| City | WAKE FOREST |
| State | NC |
| Zip Code | 27587-9087 |
| Region | Eastern |
| County | Wake County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2015-09-15 |
| Certificate Issue Date | 2022-08-05 |
| Last Action Date | 2022-08-05 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 51411731 |
| Mode S Code Hex | A613D9 |