Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4504K.
| Tail Number / N-Number | N4504K |
| Manufacturer | RYAN |
| Model | NAVION |
| Manufacturer's Serial Number | NAV-4-1504 |
| 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) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | E185 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 205 hp (153 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WEESNER R PAUL |
| Street | INTERNATL ARPT |
| City | BROWNSVILLE |
| State | TX |
| Zip Code | 78520 |
| Country | US |
| Airworthiness Classification | Standard |
| Last Action Date | 1977-01-14 |
| Last Status | Revoked – Canceled |
| Cancellation Date | 2012-07-19 |
| Mode S Code | 51272412 |
| Mode S Code Hex | A5750A |