Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3820C.
| Tail Number / N-Number | N3820C |
| Manufacturer | AERO COMMANDER |
| Model | 680-E |
| Year Built | 1959 |
| Manufacturer's Serial Number | 680E-728-31 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 7 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | GSO&IGSO-480 |
| Engine Type | Reciprocating |
| Number of Engines | 2 engines |
| Horsepower per Engine | 340 hp (254 kW) |
| Total Horsepower | 680 hp (507 kW) |
| Average Cruising Speed | 188 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WINDMILL EXPRESS INC |
| Street | 375 PINENEEDLES LN |
| City | SOUTHERN PINES |
| State | NC |
| Zip Code | 28387-6910 |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1994-04-18 |
| Certificate Issue Date | 1999-11-23 |
| Last Action Date | 2004-02-10 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2018-01-18 |
| Mode S Code | 51062423 |
| Mode S Code Hex | A46513 |