| Tail Number / N-Number | N56 |
| Manufacturer | LEARJET INC |
| Model | 60 |
| Year Built | 1994 |
| Manufacturer's Serial Number | 033 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 11 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W CANADA |
| Engine Model | PW305A |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 4,679 pounds-force (20.8 kN) |
| Total Thrust | 9,358 pounds-force (41.6 kN) |
| Type of Registrant | Government |
| Owner Name | FEDERAL AVIATION ADMINISTRATION |
| Street | 6500 S MACARTHUR BLVD HNGR 9E BLDG 10 ROOM 303 |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73169-6918 |
| Region | Southwestern |
| County | Oklahoma County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2017-02-15 |
| Certificate Issue Date | 1996-08-22 |
| Last Action Date | 2020-09-11 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 51622220 |
| Mode S Code Hex | A72490 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N56.
| Tail Number / N-Number | N56 |
| Manufacturer | BEECH |
| Model | C18S |
| Manufacturer's Serial Number | 5678 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 165 miles per hour |
| Type of Registrant | Government |
| Owner Name | U S DEPARTMENT OF COMMERCE |
| Street | CIVIL AERONAUTICS ADMINISTRATION |
| City | WASHINGTON |
| State | DC |
| Zip Code | 20001 |
| Region | Eastern |
| County | Oklahoma County |
| Certificate Issue Date | 1946-09-06 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-06-16 |