| Tail Number / N-Number | N821BF |
| Manufacturer | THORMAN FRANK |
| Model | RV-9A |
| Year Built | 2004 |
| Manufacturer's Serial Number | 90793 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Kit Manufacturer | VANS AIRCRAFT INC |
| Kit Model | RV-9A |
| Type of Registrant | Individual |
| Owner Name | THORMAN FRANK W |
| Street | 2022 HAINES RD |
| City | LAPEER |
| State | MI |
| Zip Code | 48446-8367 |
| Region | Great Lakes |
| County | Lapeer County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2004-10-02 |
| Certificate Issue Date | 2004-08-26 |
| Last Action Date | 2020-08-17 |
| Expiration Date | 2028-01-31 |
| Status | Valid Registration |
| Mode S Code | 52632261 |
| Mode S Code Hex | AB34B1 |