Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N502N.
| Tail Number / N-Number | N502N |
| Manufacturer | LOCKHEED |
| Model | PV-1 |
| Manufacturer's Serial Number | 5784 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 129 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | NORTHERN NATURAL GAS COMPANY |
| Street | 2223 DODGE STREET |
| City | OMAHA |
| State | NE |
| Zip Code | 68197 |
| Region | Central |
| Certificate Issue Date | 1962-11-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1964-03-09 |
| Mode S Code | 51441212 |
| Mode S Code Hex | A6428A |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N502N.
| Tail Number / N-Number | N502N |
| Manufacturer | PARKS |
| Model | P-2-A |
| Manufacturer's Serial Number | 2991 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not 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 |
| Average Cruising Speed | 79 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | SEBRING FLYERS INC |
| Street | GENERAL DELIVERY |
| City | SEBRING |
| State | FL |
| Zip Code | 33870 |
| Region | Southern |
| Certificate Issue Date | 1938-04-22 |
| Last Status | Valid Registration |
| Cancellation Date | 1939-10-04 |
| Mode S Code | 51441212 |
| Mode S Code Hex | A6428A |