| Tail Number / N-Number | N21BC |
| Manufacturer | BEECH |
| Model | A36TC |
| Year Built | 1980 |
| Manufacturer's Serial Number | EA-65 |
| 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 | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | LLC |
| Owner Name | STOKES HERZOG HOLDINGS LLC |
| Street | 4205 SOUTHTOWNE DR |
| City | EAU CLAIRE |
| State | WI |
| Zip Code | 54701-2635 |
| Region | Great Lakes |
| County | Eau Claire County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1980-02-28 |
| Certificate Issue Date | 2021-03-03 |
| Last Action Date | 2021-03-03 |
| Expiration Date | 2028-03-31 |
| Status | Valid Registration |
| Mode S Code | 50333505 |
| Mode S Code Hex | A1B745 |