Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N4621N.
| Tail Number / N-Number | N4621N |
| Manufacturer | BEECH |
| Model | C18S |
| Year Built | 1943 |
| Manufacturer's Serial Number | 452 |
| 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 | Corporation |
| Owner Name | WISCONSIN STEEL TREATING AND BLASTING CO |
| Street | 1114 SOUTH 41ST ST |
| City | MILWAUKEE |
| State | WI |
| Zip Code | 53215 |
| Region | Great Lakes |
| Certificate Issue Date | 1958-01-10 |
| Last Status | Valid Registration |
| Cancellation Date | 1958-06-30 |
| Exported To | CANADA |
| Mode S Code | 51321621 |
| Mode S Code Hex | A5A391 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N4621N.
| Tail Number / N-Number | N4621N |
| Manufacturer | DODGE JEROME N |
| Model | B-8M |
| Manufacturer's Serial Number | 43146739 |
| Aircraft Type | Rotorcraft |
| 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 |
| Mode S Code | 51321621 |
| Mode S Code Hex | A5A391 |