# N4001S: 1971 Sikorsky S-65C3, registration cancelled 1971-06-22

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 22, 1971
- Exported to: Israel
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-65C3](https://openairdocs.org/model/sikorsky-s-65c3) (registry code 8142710)
- Serial number: 65343
- Year built: 1971
- Type of aircraft: Rotorcraft
- Certificate issued: May 20, 1973
- Mode S code: A4AF2D
- Owner when cancelled: [Sikorsky Aircraft Division](https://openairdocs.org/faa-owner/SIKORSKY%20AIRCRAFT%20DIVISION)
- Location: [Stratford, CT](https://openairdocs.org/faa-place/CT/Stratford)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4001S
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4001S
- Page: https://openairdocs.org/deregistered/N4001S-1971-06-22

From the FAA registry file of October 31, 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-65C3: https://openairdocs.org/model/sikorsky-s-65c3.md

## Other aircraft with N4001S

- [Registered now](https://openairdocs.org/aircraft/N4001S): Beech 95-B55, S/N TC-1817

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