| Tail Number / N-Number | N4142B |
| Manufacturer | AERO COMMANDER |
| Model | 520 |
| Year Built | 1953 |
| Manufacturer's Serial Number | 520-47 |
| Aircraft Type | Fixed wing multi 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 | LYCOMING |
| Engine Model | GO-435 |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 210 hp (157 kW) |
| Total Horsepower | 420 hp (313 kW) |
| Average Cruising Speed | 147 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KNUTSON WAYNE R |
| Street | PO BOX 337 |
| City | TIOGA |
| State | ND |
| Zip Code | 58852-0337 |
| Region | Great Lakes |
| County | Williams County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1972-01-31 |
| Certificate Issue Date | 2014-06-09 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 51162634 |
| Mode S Code Hex | A4E59C |