# N6542B: 2007 Blackwater Airships POLAR 400, registration cancelled 2017-05-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 31, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Blackwater Airships POLAR 400](https://openairdocs.org/model/blackwater-airships-polar-400) (registry code 061001L)
- Engine: [Thielert CENTURION-4.0 series](https://openairdocs.org/engine/thielert-centurion-4-0-series) (registry code 59304)
- Data sheets: [TCDS E00079EN](https://openairdocs.org/tcds/E00079EN) (OpenAirDocs)
- Serial number: 400-001
- Year built: 2007
- Type of aircraft: Blimp/Dirigible
- Engine type: Reciprocating
- Airworthiness: Experimental, research and development
- Airworthiness date: May 10, 2010
- Certificate issued: June 22, 2007
- Last registry action: June 15, 2010
- Mode S code: A89E36
- Owner when cancelled: [Blackwater Airships LLC](https://openairdocs.org/faa-owner/BLACKWATER%20AIRSHIPS%20LLC)
- Location: [Moyock, NC](https://openairdocs.org/faa-place/NC/Moyock)
- Owner type: Corporation
- Owner's area on the map: 36.5012° N, 76.1735° W: Placed by OpenAirDocs at the center of ZIP code 27958, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6542B
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6542B
- Page: https://openairdocs.org/deregistered/N6542B-2017-05-31

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Blackwater Airships POLAR 400: https://openairdocs.org/model/blackwater-airships-polar-400.md

## Other aircraft with N6542B

- [Cancelled 1965-05-22](https://openairdocs.org/deregistered/N6542B-1965-05-22): Beech A35, S/N D1560. Owner: [Dunbar James C](https://openairdocs.org/faa-owner/DUNBAR%20JAMES%20C)

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