# N4004: 1943 Lockheed 18, registration cancelled 1976-06-17

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 17, 1976
- Status when cancelled: Sale reported
- Airframe: [Lockheed 18](https://openairdocs.org/model/lockheed-18) (registry code 5261602)
- Engine: [Wright C9GC&D series](https://openairdocs.org/engine/wright-c9gc-d-series) (registry code 67027)
- Data sheets: [TCDS A-723](https://openairdocs.org/tcds/A-723) (OpenAirDocs)
- Serial number: 2439
- Year built: 1943
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Last registry action: January 14, 1977
- Mode S code: A4AF85
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Corporation
- Owner's area on the map: 35.4676° N, 97.5164° W: Placed by OpenAirDocs: center of Oklahoma City, OK, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4004
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4004
- Page: https://openairdocs.org/deregistered/N4004-1976-06-17

From the FAA registry file of November 3, 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: https://openairdocs.org/model/lockheed-18.md

## Other aircraft with N4004

- [Registered now](https://openairdocs.org/aircraft/N4004): DJI PHANTOM 4 PRO+, S/N 189CE9KBA20165
- [Cancelled 2016-11-16](https://openairdocs.org/deregistered/N4004-2016-11-16): TL Ultralight Sro STINGSPORT, S/N TLUSA159, built 2007. Exported to Poland. Owner: [Hinson Charles L](https://openairdocs.org/faa-owner/HINSON%20CHARLES%20L), [League City, TX](https://openairdocs.org/faa-place/TX/League%20City)
- [Cancelled 1930-03-07](https://openairdocs.org/deregistered/N4004-1930-03-07): Rosenbeck Soren T O 2, S/N 100, built 1929

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