Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4643T.
| Tail Number / N-Number | N4643T |
| Manufacturer | CESSNA |
| Model | R182 |
| Year Built | 1981 |
| Manufacturer's Serial Number | R18201721 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 | 111 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WALSTON AIRBUSINESS INC |
| Street | 18 TERMINAL DR |
| City | EAST ALTON |
| State | IL |
| Zip Code | 62024 |
| Region | Great Lakes |
| Certificate Issue Date | 1981-05-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1981-06-25 |
| Exported To | SOUTH AFRICA |
| Mode S Code | 51325512 |
| Mode S Code Hex | A5AB4A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4643T.
| Tail Number / N-Number | N4643T |
| Manufacturer | HUGHES/TURK |
| Model | MAXAIR HUMMER |
| Manufacturer's Serial Number | 0294 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1988-12-01 |
| Mode S Code | 51325512 |
| Mode S Code Hex | A5AB4A |