# N9237D: 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: March 23, 2018
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=9237D
- Page: https://openairdocs.org/aircraft/N9237D

## Aircraft that carried N9237D

- [Cancelled 2018-03-23](https://openairdocs.org/deregistered/N9237D-2018-03-23): Piper PA-22, S/N 22-6297, built 1958. Revoked, canceled. Owner: [Trebelhorn Roger E](https://openairdocs.org/faa-owner/TREBELHORN%20ROGER%20E), [Bloomington, MN](https://openairdocs.org/faa-place/MN/Bloomington)

## NTSB investigations on N9237D (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 FTW66F0068](https://openairdocs.org/ntsb/FTW66F0068), Feb 26, 1965: Piper PA-22 (N9237D), Morse, TX, substantial damage

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