# N710BK: 1941 Lockheed 18-08, registration cancelled 2017-10-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 31, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Lockheed 18-08](https://openairdocs.org/model/lockheed-18-08) (registry code 5261634)
- Engine: [Wright 1820F56](https://openairdocs.org/engine/wright-1820f56) (registry code 67024)
- Serial number: 2096
- Year built: 1941
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: October 8, 1955
- Certificate issued: June 21, 2000
- Last registry action: July 25, 2011
- Mode S code: A97C30
- Owners when cancelled: [Duff J W DBA](https://openairdocs.org/faa-owner/DUFF%20J%20W%20DBA), [J W Duff Aircraft Co](https://openairdocs.org/faa-owner/J%20W%20DUFF%20AIRCRAFT%20CO)
- Location: [Denver, CO](https://openairdocs.org/faa-place/CO/Denver)
- Owner type: Individual
- Owner's area on the map: 39.7614° N, 104.9167° W: Placed by OpenAirDocs at the center of ZIP code 80207, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N710BK
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=710BK
- Page: https://openairdocs.org/deregistered/N710BK-2017-10-31

From the FAA registry file of November 5, 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 Lockheed 18-08: https://openairdocs.org/model/lockheed-18-08.md

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