| Tail Number / N-Number | N321MM |
| Manufacturer | CESSNA |
| Model | A185F |
| Year Built | 1979 |
| Manufacturer's Serial Number | 18503976 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | IO 520 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 285 hp (213 kW) |
| Average Cruising Speed | 127 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | JOHNSON CURTIS A |
| Other Names |
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| Street | 1940 FOXRIDGE ROAD |
| City | ST PAUL |
| State | MN |
| Zip Code | 55119 |
| Region | Great Lakes |
| County | Ramsey County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-12-17 |
| Certificate Issue Date | 1985-11-12 |
| Last Action Date | 2021-05-18 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 50671446 |
| Mode S Code Hex | A37326 |