# N4121H: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 1
- Last cancelled: February 14, 2018
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4121H
- Page: https://openairdocs.org/aircraft/N4121H

## Aircraft that carried N4121H

- [Cancelled 2018-02-14](https://openairdocs.org/deregistered/N4121H-2018-02-14): Piper PA-15, S/N 15-4, built 1948. Registration expired, pending cancellation. Owner: [Carlson Matthew S](https://openairdocs.org/faa-owner/CARLSON%20MATTHEW%20S), [Broomfield, CO](https://openairdocs.org/faa-place/CO/Broomfield)

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