# N2440: Sikorsky S-55B, registration cancelled 1969-04-10

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 10, 1969
- Exported to: Canada
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-55B](https://openairdocs.org/model/sikorsky-s-55b) (registry code 8141604)
- Data sheets: [TCDS 1H4](https://openairdocs.org/tcds/1H4) (OpenAirDocs)
- Serial number: 551135
- Type of aircraft: Rotorcraft
- Certificate issued: June 10, 1968
- Mode S code: A24133
- Owner when cancelled: [California Helicopter Parts Inc](https://openairdocs.org/faa-owner/CALIFORNIA%20HELICOPTER%20PARTS%20INC)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N2440
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=2440
- Page: https://openairdocs.org/deregistered/N2440-1969-04-10

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 Sikorsky S-55B: https://openairdocs.org/model/sikorsky-s-55b.md

## Other aircraft with N2440

- [Registered now](https://openairdocs.org/aircraft/N2440): Sea & Sky CYGNET, S/N 20137, built 2014
- [Cancelled 1971-05-07](https://openairdocs.org/deregistered/N2440-1971-05-07): Everts-Scorpion SP5, S/N BJ3002. Exported to Sri Lanka. Owner: [Everts Robert G](https://openairdocs.org/faa-owner/EVERTS%20ROBERT%20G)
- [Cancelled 1930-03-20](https://openairdocs.org/deregistered/N2440-1930-03-20): Curtiss JN-4, S/N 729. Owner: [Sanders William Atwood](https://openairdocs.org/faa-owner/SANDERS%20WILLIAM%20ATWOOD), [Oakland, CA](https://openairdocs.org/faa-place/CA/Oakland)

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