# N4223S: 1976 Sikorsky S-61N, registration cancelled 1977-08-29

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 29, 1977
- Exported to: Norway
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-61N](https://openairdocs.org/model/sikorsky-s-61n) (registry code 8142104)
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15) (OpenAirDocs)
- Serial number: 61760
- Year built: 1976
- Type of aircraft: Rotorcraft
- Certificate issued: December 27, 1976
- Mode S code: A505DF
- Owner when cancelled: [Sikorsky Aircraft Div United Technologies Corp](https://openairdocs.org/faa-owner/SIKORSKY%20AIRCRAFT%20DIV%20UNITED%20TECHNOLOGIES%20CORP)
- Location: [Stratford, CT](https://openairdocs.org/faa-place/CT/Stratford)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4223S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4223S
- Page: https://openairdocs.org/deregistered/N4223S-1977-08-29

From the FAA registry file of November 4, 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-61N: https://openairdocs.org/model/sikorsky-s-61n.md

## Other aircraft with N4223S

- [Registered now](https://openairdocs.org/aircraft/N4223S): Piper J3C-65, S/N 10428

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