Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N5851C.
| Tail Number / N-Number | N5851C |
| Manufacturer | BEECH |
| Model | C35 |
| Manufacturer's Serial Number | D-2803 |
| 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 | 120 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CASPER AIR SERVICE |
| Street | BOX 476 |
| City | CASPER |
| State | WY |
| Zip Code | 82070 |
| Region | Northwest Mountain |
| Certificate Issue Date | 1953-09-17 |
| Last Status | Valid Registration |
| Cancellation Date | 1955-04-08 |
| Mode S Code | 51705371 |
| Mode S Code Hex | A78AF9 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N5851C.
| Tail Number / N-Number | N5851C |
| Manufacturer | CESSNA |
| Model | 402C |
| Manufacturer's Serial Number | 402C0053 |
| 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 |
| Last Status | N-Number Assigned – but has not yet been registered |
| Cancellation Date | 1990-04-11 |
| Mode S Code | 51705371 |
| Mode S Code Hex | A78AF9 |