| Tail Number / N-Number | N273A |
| Manufacturer | GULFSTREAM AEROSPACE |
| Model | GV-SP (G550) |
| Year Built | 2010 |
| Manufacturer's Serial Number | 5273 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 20 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Engine Manufacturer | ROLLS DEUT |
| Engine Model | BR700-710C411 |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 15,385 pounds-force (68.4 kN) |
| Total Thrust | 30,770 pounds-force (136.9 kN) |
| Type of Registrant | Corporation |
| Owner Name | TISMA HOLDINGS INC |
| Street | 12500 FAIR LAKES CIR STE 400 |
| City | FAIRFAX |
| State | VA |
| Zip Code | 22033-3804 |
| Region | Eastern |
| County | Fairfax city |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2010-03-09 |
| Certificate Issue Date | 2016-05-11 |
| Last Action Date | 2022-05-17 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 50530641 |
| Mode S Code Hex | A2B1A1 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N273A.
| Tail Number / N-Number | N273A |
| Manufacturer | COLLINS |
| Model | DGA-6 MR MULLIGAN |
| Manufacturer's Serial Number | 6 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 85 miles per hour |
| Type of Registrant | Individual |
| Owner Name | COLLINS ROMAINE A |
| Street | RR 2 P O BOX 418A |
| City | BUCKLEY |
| State | WA |
| Zip Code | 98321 |
| Region | Northwest Mountain |
| County | Fairfax city |
| Certificate Issue Date | 1973-12-05 |
| Last Status | Valid Registration |
| Cancellation Date | 1975-05-08 |