# N4231U: 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 10, 2001
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4231U
- Page: https://openairdocs.org/aircraft/N4231U

## Aircraft that carried N4231U

- [Cancelled 2001-02-10](https://openairdocs.org/deregistered/N4231U-2001-02-10): Rallison Richard GT-500, S/N 133. Triennial form not returned. Owner: [Ralcon Corp](https://openairdocs.org/faa-owner/RALCON%20CORP), [Paradise, UT](https://openairdocs.org/faa-place/UT/Paradise)
- [Cancelled 1989-07-21](https://openairdocs.org/deregistered/N4231U-1989-07-21): Cessna 150, S/N 15060231. Triennial form not returned

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