| Tail Number / N-Number | N4991K |
| Manufacturer | RYAN |
| Model | NAVION A |
| Year Built | 1949 |
| Manufacturer's Serial Number | NAV-4-1991 |
| 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 | KRAGT PHIL D |
| Street | 202 WASHINGTON AVE |
| City | SHELDON |
| State | IA |
| Zip Code | 51201-1307 |
| Region | Central |
| County | O'Brien County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-03-20 |
| Certificate Issue Date | 2019-03-11 |
| Last Action Date | 2021-10-14 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 51432014 |
| Mode S Code Hex | A6340C |