Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N51694.
| Tail Number / N-Number | N51694 |
| Manufacturer | CESSNA |
| Model | T-50 |
| Manufacturer's Serial Number | 4976 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 131 miles per hour |
| Type of Registrant | Individual |
| Owner Name | F L JACOBS CO |
| Street | SPRUCE ST |
| City | DETROIT |
| State | MI |
| Zip Code | 48201 |
| Region | Great Lakes |
| Certificate Issue Date | 1945-08-08 |
| Last Status | Valid Registration |
| Cancellation Date | 1948-11-24 |
| Mode S Code | 51475551 |
| Mode S Code Hex | A67B69 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N51694.
| Tail Number / N-Number | N51694 |
| Manufacturer | ENSTROM HELICOPTER CORP |
| Model | 280C |
| Manufacturer's Serial Number | 1116 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 3 seats |
| 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 | 1989-01-06 |
| Mode S Code | 51475551 |
| Mode S Code Hex | A67B69 |