| Tail Number / N-Number | N4251K |
| Manufacturer | RYAN |
| Model | NAVION |
| Year Built | 1948 |
| Manufacturer's Serial Number | NAV-4-1251 |
| 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 | E225 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 225 hp (168 kW) |
| Average Cruising Speed | 126 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PETERSON AMY L |
| Street | 698 FLORENCE DR |
| City | BOULDER CITY |
| State | NV |
| Zip Code | 89005-1530 |
| Region | Western-Pacific |
| County | Clark County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1955-11-04 |
| Certificate Issue Date | 2016-11-04 |
| Last Action Date | 2022-07-18 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 51210267 |
| Mode S Code Hex | A510B7 |