| Tail Number / N-Number | N31126 |
| Manufacturer | PIPER |
| Model | J3C-85 |
| Year Built | 1940 |
| Manufacturer's Serial Number | 5346 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | C85 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 85 hp (63 kW) |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Individual |
| Owner Name | KRUG GENE G |
| Street | N 4467 CO RD Q |
| City | MEDFORD |
| State | WI |
| Zip Code | 54451 |
| Region | Great Lakes |
| County | Taylor County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1955-11-25 |
| Certificate Issue Date | 1974-10-22 |
| Last Action Date | 2021-04-09 |
| Expiration Date | 2028-08-31 |
| Status | Valid Registration |
| Mode S Code | 50646505 |
| Mode S Code Hex | A34D45 |