| Tail Number / N-Number | N686AU |
| Manufacturer | BEECH |
| Model | C24R |
| Year Built | 1979 |
| Manufacturer's Serial Number | MC-686 |
| 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 | LYCOMING |
| Engine Model | I0360 SER A&C |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 200 hp (149 kW) |
| Average Cruising Speed | 178 miles per hour |
| Type of Registrant | LLC |
| Owner Name | ROCKET CITY AVIATION LLC |
| Street | 33 WALNUT COVE BLVD SW |
| City | HUNTSVILLE |
| State | AL |
| Zip Code | 35824-4046 |
| Region | Southern |
| County | Madison County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1979-07-18 |
| Certificate Issue Date | 2018-10-18 |
| Last Action Date | 2021-05-27 |
| Expiration Date | 2028-10-31 |
| Status | Valid Registration |
| Mode S Code | 52214624 |
| Mode S Code Hex | A91994 |