| Tail Number / N-Number | N521FX |
| Manufacturer | BOMBARDIER INC |
| Model | BD-100-1A10 |
| Year Built | 2005 |
| Manufacturer's Serial Number | 20057 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | HONEYWELL |
| Engine Model | AS907-1-1A |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 6,944 pounds-force (30.9 kN) |
| Total Thrust | 13,888 pounds-force (61.8 kN) |
| Type of Registrant | LLC |
| Owner Name | FLEXJET LLC |
| Street | 26180 CURTISS WRIGHT PKWY |
| City | CLEVELAND |
| State | OH |
| Zip Code | 44143-1453 |
| Region | Great Lakes |
| County | Cuyahoga County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2009-03-03 |
| Certificate Issue Date | 2018-06-21 |
| Last Action Date | 2021-02-12 |
| Expiration Date | 2028-06-30 |
| Status | Valid Registration |
| Mode S Code | 51506470 |
| Mode S Code Hex | A68D38 |