# N4207B: 1955 Helio H-391B, registration cancelled 1957-05-14

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 14, 1957
- Exported to: Mexico
- Status when cancelled: Valid registration
- Airframe: [Helio H-391B](https://openairdocs.org/model/helio-h-391b) (registry code 4300106)
- Data sheets: [TCDS 1A8](https://openairdocs.org/tcds/1A8) (OpenAirDocs)
- Serial number: 010
- Year built: 1955
- Type of aircraft: Fixed wing single engine
- Certificate issued: December 16, 1955
- Mode S code: A4FEEE
- Owner when cancelled: [Helio Aircraft Corp](https://openairdocs.org/faa-owner/HELIO%20AIRCRAFT%20CORP)
- Location: [Norwood, MA](https://openairdocs.org/faa-place/MA/Norwood)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N4207B
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4207B
- Page: https://openairdocs.org/deregistered/N4207B-1957-05-14

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 Helio H-391B: https://openairdocs.org/model/helio-h-391b.md

## Other aircraft with N4207B

- [Cancelled 2014-10-06](https://openairdocs.org/deregistered/N4207B-2014-10-06): Bellanca 17-30A, S/N 74-30711, built 1974. Registration expired, pending cancellation. Owner: [Clark Steven Joe](https://openairdocs.org/faa-owner/CLARK%20STEVEN%20JOE), [Hamilton, AL](https://openairdocs.org/faa-place/AL/Hamilton)

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