# N97TH: 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: November 8, 2016
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=97TH
- Page: https://openairdocs.org/aircraft/N97TH

## Aircraft that carried N97TH

- [Cancelled 2016-11-08](https://openairdocs.org/deregistered/N97TH-2016-11-08): Hiller UH-12D, S/N 1165, built 1960. Owner: [Wyoming Helicopters Inc DBA](https://openairdocs.org/faa-owner/WYOMING%20HELICOPTERS%20INC%20DBA), [Boulder, WY](https://openairdocs.org/faa-place/WY/Boulder)

## NTSB investigations on N97TH (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 CEN16LA330](https://openairdocs.org/ntsb/CEN16LA330), Aug 23, 2016: Hiller UH 12D (N97TH), Cokeville, WY, substantial damage. Probable cause: Failure of the control rotor cuff due to fatigue.

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