| Tail Number / N-Number | N9921A |
| Manufacturer | CESSNA |
| Model | 170A |
| Year Built | 1950 |
| Manufacturer's Serial Number | 19281 |
| 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 | CONT MOTOR |
| Engine Model | C145 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 145 hp (108 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Individual |
| Owner Name | MCKEE ELI L |
| Street | 15989 HARVEST RD |
| City | BRIGHTON |
| State | CO |
| Zip Code | 80603-3891 |
| Region | Northwest Mountain |
| County | Adams County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1956-04-16 |
| Certificate Issue Date | 2022-04-05 |
| Last Action Date | 2022-04-05 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 53356215 |
| Mode S Code Hex | ADDC8D |