# N4375: Sikorsky UH-19D, registration cancelled 1974-01-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 30, 1974
- Status when cancelled: Valid registration
- Airframe: [Sikorsky UH-19D](https://openairdocs.org/model/sikorsky-uh-19d) (registry code 814161G)
- Data sheets: [TCDS HR1SO](https://openairdocs.org/tcds/HR1SO) (OpenAirDocs)
- Serial number: 56-1531
- Type of aircraft: Rotorcraft
- Certificate issued: May 20, 1971
- Mode S code: A54026
- Owner when cancelled: [State Of Oklahoma](https://openairdocs.org/faa-owner/STATE%20OF%20OKLAHOMA)
- Location: [Stillwater, OK](https://openairdocs.org/faa-place/OK/Stillwater)
- Owner type: Government
- The mark today: https://openairdocs.org/aircraft/N4375
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4375
- Page: https://openairdocs.org/deregistered/N4375-1974-01-30

From the FAA registry file of October 29, 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 UH-19D: https://openairdocs.org/model/sikorsky-uh-19d.md

## Other aircraft with N4375

- [Cancelled 2004-05-04](https://openairdocs.org/deregistered/N4375-2004-05-04): Cessna 172L, S/N 17260275, built 1971. Triennial form not returned. Owner: [Airman Flight School Inc](https://openairdocs.org/faa-owner/AIRMAN%20FLIGHT%20SCHOOL%20INC), [Norman, OK](https://openairdocs.org/faa-place/OK/Norman)

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