| Tail Number / N-Number | N2321A |
| Manufacturer | PIPER |
| Model | PA-18-135 |
| Year Built | 1952 |
| Manufacturer's Serial Number | 18-1897 |
| 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 | LYCOMING |
| Engine Model | 0-290 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 140 hp (104 kW) |
| Average Cruising Speed | 97 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | JOHNSON SHERWOOD F |
| Other Names |
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| Street | 3559 WHEATLAND AVE |
| City | REMUS |
| State | MI |
| Zip Code | 49340 |
| Region | Great Lakes |
| County | Mecosta County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 1970-04-30 |
| Last Action Date | 1977-01-14 |
| Status | Certificate of Registration has been revoked |
| Mode S Code | 50411152 |
| Mode S Code Hex | A2126A |