# N4533U: 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: December 31, 1969
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4533U
- Page: https://openairdocs.org/aircraft/N4533U

## Aircraft that carried N4533U

- [Cancelled 1969-12-31](https://openairdocs.org/deregistered/N4533U-1969-12-31): Cessna 150D, S/N 15060533. Owner: [Dills Roger C](https://openairdocs.org/faa-owner/DILLS%20ROGER%20C), [Tucson, AZ](https://openairdocs.org/faa-place/AZ/Tucson)

## NTSB investigations on N4533U (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB DEN66D0355](https://openairdocs.org/ntsb/DEN66D0355), May 30, 1966: Cessna 150 (N4533U), Douglas, AZ, substantial damage

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