| Tail Number / N-Number | N45121 |
| Manufacturer | NAVAL AIRCRAFT FACTORY |
| Model | N3N-3 |
| Year Built | 1941 |
| Manufacturer's Serial Number | 2741 |
| 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) |
| Engine Manufacturer | LYCOMING |
| Engine Model | R680E SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KRENEK JOHN D |
| Street | 2206 FIRST VW |
| City | LEANDER |
| State | TX |
| Zip Code | 78641-8849 |
| Region | Southwestern |
| County | Williamson County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1977-07-15 |
| Certificate Issue Date | 2019-07-16 |
| Last Action Date | 2022-03-01 |
| Expiration Date | 2029-07-31 |
| Status | Valid Registration |
| Mode S Code | 51274213 |
| Mode S Code Hex | A5788B |