# N4573H: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: February 9, 1950
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4573H
- Page: https://openairdocs.org/aircraft/N4573H

## Aircraft that carried N4573H

- [Cancelled 1950-02-09](https://openairdocs.org/deregistered/N4573H-1950-02-09): Piper PA-15, S/N 15-347. Owner: [Cahill W F](https://openairdocs.org/faa-owner/CAHILL%20W%20F), [Johnstown, PA](https://openairdocs.org/faa-place/PA/Johnstown)
- [Cancelled (date not recorded)](https://openairdocs.org/deregistered/N4573H-undated): Messerschmitt-Boelkow-Blohm BO-105S, S/N S676. N-number assigned, not yet registered

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