Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N721GS.
| Tail Number / N-Number | N721GS |
| Manufacturer | BOEING |
| Model | 707-321C |
| Manufacturer's Serial Number | 19377 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 192 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 4 engines |
| Average Cruising Speed | 466 miles per hour |
| Type of Registrant | Corporation |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1990-10-04 |
| Exported To | SUDAN |
| Mode S Code | 52323752 |
| Mode S Code Hex | A9A7EA |