Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N554HD.
| Tail Number / N-Number | N554HD |
| Manufacturer | LEARJET INC |
| Model | 45 |
| Year Built | 2008 |
| Manufacturer's Serial Number | 2110 |
| 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) |
| Engine Manufacturer | HONEYWELL |
| Engine Model | TFE731-20BR |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 3,650 pounds-force (16.2 kN) |
| Total Thrust | 7,300 pounds-force (32.5 kN) |
| Type of Registrant | Non Citizen Corporation |
| Owner Name | BOMBARDIER AEROSPACE CORP |
| Street | 3400 WATERVIEW PKWY STE 320 |
| City | RICHARDSON |
| State | TX |
| Zip Code | 75080-1499 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2008-10-03 |
| Certificate Issue Date | 2016-10-13 |
| Last Action Date | 2016-10-13 |
| Last Status | Valid Registration |
| Cancellation Date | 2016-10-28 |
| Exported To | ARGENTINA |
| Mode S Code | 51607372 |
| Mode S Code Hex | A70EFA |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N554HD.
| Tail Number / N-Number | N554HD |
| Manufacturer | GULFSTREAM AEROSPACE |
| Model | G-1159A |
| Year Built | 1984 |
| Manufacturer's Serial Number | 444 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 21 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | SPEY MK 511SR |
| Engine Type | Turbo-jet |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,140 hp (850 kW) |
| Total Horsepower | 2,280 hp (1,701 kW) |
| Type of Registrant | Corporation |
| Owner Name | BANK OF UTAH OWNER TRUSTEE |
| Street | 200 E SOUTH TEMPLE STE 210 |
| City | SALT LAKE CITY |
| State | UT |
| Zip Code | 84111-1346 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1984-10-30 |
| Certificate Issue Date | 2010-01-22 |
| Last Action Date | 2010-01-22 |
| Last Status | Valid Registration |
| Cancellation Date | 2010-02-02 |
| Exported To | SOUTH AFRICA |
| Mode S Code | 51607372 |
| Mode S Code Hex | A70EFA |