| Tail Number / N-Number | N8421D |
| Manufacturer | PIPER |
| Model | PA-22-160 |
| Year Built | 1957 |
| Manufacturer's Serial Number | 22-5676 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Individual |
| Owner Name | PUTMAN BRUCE C |
| Street | 785 ROWLAND RD |
| City | LEONARD |
| State | MI |
| Zip Code | 48367-2340 |
| Region | Great Lakes |
| County | Oakland County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1957-10-30 |
| Certificate Issue Date | 2016-06-15 |
| Last Action Date | 2022-07-27 |
| Expiration Date | 2029-06-30 |
| Status | Valid Registration |
| Mode S Code | 52704706 |
| Mode S Code Hex | AB89C6 |