Deregistered Aircraft 1 of 2. This aircraft was previously assigned the N-number N6542B.
| Tail Number / N-Number | N6542B |
| Manufacturer | BLACKWATER AIRSHIPS LLC |
| Model | POLAR 400 |
| Year Built | 2007 |
| Manufacturer's Serial Number | 400-001 |
| Aircraft Type | Blimp/Dirigible |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 3 seats |
| Weight Class | CLASS 4 (UAV up to 55 pounds gross take off weight) |
| Engine Manufacturer | THIELERT |
| Engine Model | CENTURION 4.0 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 350 hp (261 kW) |
| Type of Registrant | Corporation |
| Owner Name | BLACKWATER AIRSHIPS LLC |
| Street | PO BOX 1029 |
| City | MOYOCK |
| State | NC |
| Zip Code | 27958-1029 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-05-10 |
| Certificate Issue Date | 2007-06-22 |
| Last Action Date | 2010-06-15 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2017-05-31 |
| Mode S Code | 52117066 |
| Mode S Code Hex | A89E36 |
Deregistered Aircraft 2 of 2. This aircraft was previously assigned the N-number N6542B.
| Tail Number / N-Number | N6542B |
| Manufacturer | BEECH |
| Model | A35 |
| Manufacturer's Serial Number | D1560 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 120 miles per hour |
| Type of Registrant | Individual |
| Owner Name | DUNBAR JAMES C |
| Certificate Issue Date | 1957-08-21 |
| Last Status | Valid Registration |
| Cancellation Date | 1965-05-22 |
| Mode S Code | 52117066 |
| Mode S Code Hex | A89E36 |