| Tail Number / N-Number | N90CX |
| Manufacturer | RAYTHEON AIRCRAFT COMPANY |
| Model | C90A |
| Year Built | 1999 |
| Manufacturer's Serial Number | LJ-1583 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 9 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PT6A-135A |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 750 hp (560 kW) |
| Total Horsepower | 1,500 hp (1,119 kW) |
| Type of Registrant | LLC |
| Owner Name | ROCK HARD AVIATION LLC |
| Street | 1933 FRANKLIN AVE |
| City | MCLEAN |
| State | VA |
| Zip Code | 22101-5310 |
| Region | Eastern |
| County | Fairfax city |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2015-01-15 |
| Certificate Issue Date | 2018-06-25 |
| Last Action Date | 2021-01-26 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 53066433 |
| Mode S Code Hex | AC6D1B |