# N21956: 1939 Commonwealth REARWIN 9000-KR, registration cancelled 1951-02-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: February 6, 1951
- Status when cancelled: Valid registration
- Airframe: [Commonwealth REARWIN 9000-KR](https://openairdocs.org/model/commonwealth-rearwin-9000-kr) (registry code 2371416)
- Data sheets: [TCDS A-591](https://openairdocs.org/tcds/A-591) (OpenAirDocs)
- Serial number: 640-D
- Year built: 1939
- Type of aircraft: Fixed wing single engine
- Certificate issued: March 22, 1945
- Mode S code: A1DE17
- Owner when cancelled: [Dr G M Hill](https://openairdocs.org/faa-owner/DR%20G%20M%20HILL)
- Location: [Topeka, KS](https://openairdocs.org/faa-place/KS/Topeka)
- Owner type: Co-owned
- The mark today: https://openairdocs.org/aircraft/N21956
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=21956
- Page: https://openairdocs.org/deregistered/N21956-1951-02-06

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 Commonwealth REARWIN 9000-KR: https://openairdocs.org/model/commonwealth-rearwin-9000-kr.md

## Other aircraft with N21956

- [Registered now](https://openairdocs.org/aircraft/N21956): Cessna 172M, S/N 17264048, built 1974

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