# N4061A: Sikorsky S-51, registration cancelled 1977-07-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 6, 1977
- Status when cancelled: Valid registration
- Airframe: [Sikorsky S-51](https://openairdocs.org/model/sikorsky-s-51) (registry code 8141102)
- Data sheets: [TCDS H-2](https://openairdocs.org/tcds/H-2) (OpenAirDocs)
- Serial number: 51163
- Type of aircraft: Rotorcraft
- Certificate issued: September 23, 1974
- Mode S code: A4C567
- Owner when cancelled: [Theodore D Bross Line Construction Corp](https://openairdocs.org/faa-owner/THEODORE%20D%20BROSS%20LINE%20CONSTRUCTION%20CORP)
- Location: [Bloomfield, CT](https://openairdocs.org/faa-place/CT/Bloomfield)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4061A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4061A
- Page: https://openairdocs.org/deregistered/N4061A-1977-07-06

From the FAA registry file of November 4, 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-51: https://openairdocs.org/model/sikorsky-s-51.md

## Other aircraft with N4061A

- [Registered now](https://openairdocs.org/aircraft/N4061A): Carda Darvin HORIZON II, S/N AH0083

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