| Tail Number / N-Number | N999WS |
| Manufacturer | CESSNA |
| Model | 501 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 501-0186 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | JT15D-1 |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 2,200 pounds-force (9.8 kN) |
| Total Thrust | 4,400 pounds-force (19.6 kN) |
| Type of Registrant | LLC |
| Owner Name | N999WS LLC |
| Street | 5214 W VILLAGE PKWY STE 100 |
| City | ROGERS |
| State | AR |
| Zip Code | 72758-5204 |
| Region | Southwestern |
| County | Benton County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1981-02-24 |
| Certificate Issue Date | 2022-06-11 |
| Last Action Date | 2022-06-11 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 53373027 |
| Mode S Code Hex | ADF617 |