# N664Y: 1963 Sikorsky S-61R-10, registration cancelled 2019-07-02

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 2, 2019
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Sikorsky S-61R-10](https://openairdocs.org/model/sikorsky-s-61r-10) (registry code 8142107)
- Engine: [GE T58 series](https://openairdocs.org/engine/ge-t58-series) (registry code 30008)
- Serial number: 61501
- Year built: 1963
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Multiple
- Airworthiness date: January 5, 1972
- Certificate issued: December 7, 2004
- Last registry action: January 25, 2016
- Mode S code: A8C53B
- Owner when cancelled: [US Leaseco Inc](https://openairdocs.org/faa-owner/US%20LEASECO%20INC)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Non-citizen corporation
- Owner's area on the map: 39.7376° N, 75.6671° W: Placed by OpenAirDocs at the center of ZIP code 19808, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N664Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=664Y
- Page: https://openairdocs.org/deregistered/N664Y-2019-07-02

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-61R-10: https://openairdocs.org/model/sikorsky-s-61r-10.md

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