| Tail Number / N-Number | N56S |
| Manufacturer | CESSNA |
| Model | T337G |
| Year Built | 1974 |
| Manufacturer's Serial Number | P3370173 |
| Aircraft Type | Fixed wing multi 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 | IO-360 SER |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 300 hp (224 kW) |
| Total Horsepower | 600 hp (448 kW) |
| Average Cruising Speed | 142 miles per hour |
| Type of Registrant | Individual |
| Owner Name | LEMBERGER JOHN R |
| Street | 9003 W VIEW RD |
| City | AUSTIN |
| State | TX |
| Zip Code | 78737-1252 |
| Region | Southwestern |
| County | Travis County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1974-06-27 |
| Certificate Issue Date | 2023-01-14 |
| Last Action Date | 2023-01-14 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51623041 |
| Mode S Code Hex | A72621 |