| Tail Number / N-Number | N280HR |
| Manufacturer | MUSSEN GARY L |
| Model | HARMON ROCKET II |
| Year Built | 1995 |
| Manufacturer's Serial Number | 32 |
| 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 | IO-540 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Type of Registrant | Individual |
| Owner Name | MUSSEN GARY L |
| Street | 26095 ROAD 212 |
| City | EXETER |
| State | CA |
| Zip Code | 93221 |
| Region | Western-Pacific |
| County | Tulare County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1995-07-20 |
| Certificate Issue Date | 1995-06-22 |
| Last Action Date | 2020-05-14 |
| Expiration Date | 2027-10-31 |
| Status | Valid Registration |
| Mode S Code | 50547272 |
| Mode S Code Hex | A2CEBA |