# N845: Delackner Helicopters DH4, registration cancelled 1957-04-03

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 3, 1957
- Status when cancelled: Valid registration
- Airframe: [Delackner Helicopters DH4](https://openairdocs.org/model/delackner-helicopters-dh4) (registry code 2850202)
- Serial number: 7
- Type of aircraft: Rotorcraft
- Certificate issued: February 6, 1957
- Mode S code: AB926B
- Owner when cancelled: [De Lackner Helicopters Inc](https://openairdocs.org/faa-owner/DE%20LACKNER%20HELICOPTERS%20INC)
- Location: [Mount Vernon, NY](https://openairdocs.org/faa-place/NY/Mount%20Vernon)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N845
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=845
- Page: https://openairdocs.org/deregistered/N845-1957-04-03

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 Delackner Helicopters DH4: https://openairdocs.org/model/delackner-helicopters-dh4.md

## Other aircraft with N845

- [Registered now](https://openairdocs.org/aircraft/N845): Textron 208B, S/N 208B5256, built 2015
- [Cancelled 2007-03-07](https://openairdocs.org/deregistered/N845-2007-03-07): Stinson 108-1, S/N 108-1082, built 1946. Triennial form not returned. Owner: [Wells James H](https://openairdocs.org/faa-owner/WELLS%20JAMES%20H), [Warner Robins, GA](https://openairdocs.org/faa-place/GA/Warner%20Robins)
- [Cancelled 1933-02-14](https://openairdocs.org/deregistered/N845-1933-02-14): Curtiss JN4D, S/N 3457. Owner: [St John R L](https://openairdocs.org/faa-owner/ST%20JOHN%20R%20L), [Beloit, WI](https://openairdocs.org/faa-place/WI/Beloit)

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