# N4959C: 1949 Sikorsky S-51, registration cancelled 1970-06-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 23, 1970
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-51](https://openairdocs.org/model/sikorsky-s-51) (registry code 8141102)
- Data sheets: [TCDS H-2](https://openairdocs.org/tcds/H-2) (OpenAirDocs)
- Serial number: 51168
- Year built: 1949
- Type of aircraft: Rotorcraft
- Certificate issued: May 22, 1968
- Mode S code: A62641
- Owner when cancelled: [A A Allen Revivals Inc](https://openairdocs.org/faa-owner/A%20A%20ALLEN%20REVIVALS%20INC)
- Location: Manila, Philippines
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4959C
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4959C
- Page: https://openairdocs.org/deregistered/N4959C-1970-06-23

From the FAA registry file of November 7, 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-51: https://openairdocs.org/model/sikorsky-s-51.md

## Other aircraft with N4959C

- [Registered now](https://openairdocs.org/aircraft/N4959C): Cessna T210N, S/N 21063689, built 1979

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