Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4128K.
| Tail Number / N-Number | N4128K |
| Manufacturer | RYAN |
| Model | NAVION |
| Manufacturer's Serial Number | NAV-4-1128 |
| Aircraft Type | Fixed wing single 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 | 1 engine |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | HARD B KENNETH |
| Street | GENERAL DELIVERY |
| City | BROOKHAVEN |
| State | NY |
| Zip Code | 11719 |
| Region | Eastern |
| Certificate Issue Date | 1948-07-28 |
| Last Status | Valid Registration |
| Cancellation Date | 1952-02-13 |
| Exported To | VENEZUELA |
| Mode S Code | 51157410 |
| Mode S Code Hex | A4DF08 |