# N4DT: 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: July 22, 2026
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4DT
- Page: https://openairdocs.org/aircraft/N4DT

## Aircraft that carried N4DT

- [Cancelled 2026-07-22](https://openairdocs.org/deregistered/N4DT-2026-07-22): Hiller OH-23F, S/N 61-3230, built 1972. Owner: [Fort Wolters Helicopter Inc](https://openairdocs.org/faa-owner/FORT%20WOLTERS%20HELICOPTER%20INC), [Mineral Wells, TX](https://openairdocs.org/faa-place/TX/Mineral%20Wells)

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