| Tail Number / N-Number | N40660 |
| Manufacturer | PIPER |
| Model | J3C-65 |
| Manufacturer's Serial Number | 7421 |
| 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 | 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 | GREEN KIRK E |
| Street | BOX 104 |
| City | ASHLAND |
| State | MT |
| Zip Code | 59003 |
| Region | Northwest Mountain |
| County | Rosebud County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Multiple |
| Airworthiness Date | 1961-06-19 |
| Certificate Issue Date | 1977-10-26 |
| Last Action Date | 2021-10-01 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 51143056 |
| Mode S Code Hex | A4C62E |