| Tail Number / N-Number | N9921X |
| Manufacturer | CESSNA |
| Model | 185 |
| Year Built | 1961 |
| Manufacturer's Serial Number | 1850121 |
| 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 | I0-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Average Cruising Speed | 125 miles per hour |
| Type of Registrant | Individual |
| Owner Name | WINSLOW WILLIAM G JR |
| Street | PO BOX 880 |
| City | SHOW LOW |
| State | AZ |
| Zip Code | 85902-0880 |
| Region | Western-Pacific |
| County | Navajo County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1961-05-24 |
| Certificate Issue Date | 1991-07-18 |
| Last Action Date | 2020-05-11 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 53356242 |
| Mode S Code Hex | ADDCA2 |