| Tail Number / N-Number | N451N |
| Manufacturer | LEARJET INC |
| Model | 45 |
| Manufacturer's Serial Number | 230 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 12 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | LLC |
| Owner Name | N146XL LLC |
| Street | PO BOX 3511 |
| City | BLUFFTON |
| State | SC |
| Zip Code | 29910-3511 |
| Region | Southern |
| County | Beaufort County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2022-07-06 |
| Last Action Date | 2022-07-06 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51273377 |
| Mode S Code Hex | A576FF |