| Tail Number / N-Number | N777WW |
| Manufacturer | BEECH |
| Model | B-55 |
| Year Built | 1976 |
| Manufacturer's Serial Number | TC-1977 |
| 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 | I0-470 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 260 hp (194 kW) |
| Total Horsepower | 520 hp (388 kW) |
| Average Cruising Speed | 157 miles per hour |
| Type of Registrant | LLC |
| Owner Name | EES LLC |
| Street | PO BOX 508 |
| City | THOMASTON |
| State | CT |
| Zip Code | 06787-0508 |
| Region | New England |
| County | Litchfield County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-06-17 |
| Certificate Issue Date | 2018-12-28 |
| Last Action Date | 2021-07-22 |
| Expiration Date | 2028-12-31 |
| Status | Valid Registration |
| Mode S Code | 52502421 |
| Mode S Code Hex | AA8511 |