| Tail Number / N-Number | N6644B |
| Manufacturer | CESSNA |
| Model | 310B |
| Year Built | 1958 |
| Manufacturer's Serial Number | 35744 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 5 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | TI0-540 SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 310 hp (231 kW) |
| Total Horsepower | 620 hp (463 kW) |
| Average Cruising Speed | 167 miles per hour |
| Type of Registrant | LLC |
| Owner Name | N6644B LLC |
| Street | 123 CONSTELLATION DR |
| City | CRESSON |
| State | TX |
| Zip Code | 76035-5839 |
| Region | Southwestern |
| County | Hood County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1958-07-21 |
| Certificate Issue Date | 1999-08-13 |
| Last Action Date | 2021-06-09 |
| Expiration Date | 2028-07-31 |
| Status | Valid Registration |
| Mode S Code | 52142773 |
| Mode S Code Hex | A8C5FB |