# N74146: Sikorsky R-6A, registration cancelled 1956-03-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: March 20, 1956
- Status when cancelled: Valid registration
- Airframe: [Sikorsky R-6A](https://openairdocs.org/model/sikorsky-r-6a) (registry code 8140304)
- Serial number: 165
- Type of aircraft: Rotorcraft
- Mode S code: A9F944
- Owner when cancelled: [Doman Helicopters Inc](https://openairdocs.org/faa-owner/DOMAN%20HELICOPTERS%20INC)
- Location: [Danbury, CT](https://openairdocs.org/faa-place/CT/Danbury)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N74146
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=74146
- Page: https://openairdocs.org/deregistered/N74146-1956-03-20

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 R-6A: https://openairdocs.org/model/sikorsky-r-6a.md

## Other aircraft with N74146

- [Registered now](https://openairdocs.org/aircraft/N74146): Grumman American Avn. AA-5B, S/N AA5B-0159, built 1975

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