| Tail Number / N-Number | N521WS |
| Manufacturer | RAYTHEON AIRCRAFT COMPANY |
| Model | 58 |
| Year Built | 1997 |
| Manufacturer's Serial Number | TH-1836 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO-550 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Type of Registrant | Individual |
| Owner Name | NICHOL JUSTIN |
| Street | 147 STONELEIGH DR |
| City | HEATH |
| State | TX |
| Zip Code | 75032-6638 |
| Region | Southwestern |
| County | Rockwall County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2019-11-20 |
| Certificate Issue Date | 2020-10-23 |
| Last Action Date | 2020-10-23 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 51507252 |
| Mode S Code Hex | A68EAA |