Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4639M.
| Tail Number / N-Number | N4639M |
| Manufacturer | PIPER |
| Model | PA-11 |
| Manufacturer's Serial Number | 11-141 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | RAHN LEON |
| Street | R R 1 |
| City | ATWOOD |
| State | IL |
| Zip Code | 60021 |
| Region | Great Lakes |
| Certificate Issue Date | 1953-06-23 |
| Last Status | Valid Registration |
| Cancellation Date | 1954-05-03 |
| Exported To | CANADA |
| Mode S Code | 51324137 |
| Mode S Code Hex | A5A85F |