| Tail Number / N-Number | N5821S |
| Manufacturer | BEECH |
| Model | S35 |
| Year Built | 1964 |
| Manufacturer's Serial Number | D-7725 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 150 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | HATFIELD AVIATION INC |
| Street | 3605 COOPERS CT APT 13 |
| City | KALAMAZOO |
| State | MI |
| Zip Code | 49004-7694 |
| Region | Great Lakes |
| County | Kalamazoo County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 1996-05-09 |
| Last Action Date | 2022-11-15 |
| Expiration Date | 2030-04-30 |
| Status | Valid Registration |
| Mode S Code | 51677742 |
| Mode S Code Hex | A77FE2 |