| Tail Number / N-Number | N495MK |
| Manufacturer | NORTH AMERICAN |
| Model | SNJ-4 |
| Year Built | 1943 |
| Manufacturer's Serial Number | 88-13132 |
| 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 | P & W |
| Engine Model | R-1340-AN-1 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 550 hp (410 kW) |
| Average Cruising Speed | 141 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KOCOUREK KEITH |
| Street | 2727 N 20TH AVE |
| City | WAUSAU |
| State | WI |
| Zip Code | 54401-1808 |
| Region | Great Lakes |
| County | Marathon County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2009-04-16 |
| Certificate Issue Date | 2022-12-14 |
| Last Action Date | 2022-12-16 |
| Expiration Date | 2029-12-31 |
| Status | Valid Registration |
| Mode S Code | 51421710 |
| Mode S Code Hex | A623C8 |