# N25237: Sikorsky YR-4B, registration cancelled 1974-06-24

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 24, 1974
- Status when cancelled: Valid registration
- Airframe: [Sikorsky YR-4B](https://openairdocs.org/model/sikorsky-yr-4b) (registry code 8140104)
- Serial number: 1142
- Type of aircraft: Rotorcraft
- Certificate issued: November 8, 1973
- Mode S code: A261CD
- Owner when cancelled: [Howard L Barrett](https://openairdocs.org/faa-owner/HOWARD%20L%20BARRETT)
- Location: [New York, NY](https://openairdocs.org/faa-place/NY/New%20York)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N25237
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=25237
- Page: https://openairdocs.org/deregistered/N25237-1974-06-24

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 YR-4B: https://openairdocs.org/model/sikorsky-yr-4b.md

## Other aircraft with N25237

- [Cancelled 2021-03-06](https://openairdocs.org/deregistered/N25237-2021-03-06): Socata TB 10, S/N 980, built 1990. Registration expired, pending cancellation. Owner: [Cenlair LLC](https://openairdocs.org/faa-owner/CENLAIR%20LLC), [Alexandria, LA](https://openairdocs.org/faa-place/LA/Alexandria)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.