| Tail Number / N-Number | N1421A |
| Manufacturer | PIPER |
| Model | PA-22 |
| Manufacturer's Serial Number | 22-336 |
| 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 | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 94 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | KOPLITZ WESLEY D |
| Other Names |
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| Street | 4768 S US HIGHWAY 45 |
| City | OSHKOSH |
| State | WI |
| Zip Code | 54902-7466 |
| Region | Great Lakes |
| County | Winnebago County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-03-16 |
| Certificate Issue Date | 2019-03-04 |
| Last Action Date | 2021-10-13 |
| Expiration Date | 2029-03-31 |
| Status | Valid Registration |
| Mode S Code | 50126232 |
| Mode S Code Hex | A0AC9A |