# N173S: 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: May 18, 2023
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=173S
- Page: https://openairdocs.org/aircraft/N173S

## Aircraft that carried N173S

- [Cancelled 2023-05-18](https://openairdocs.org/deregistered/N173S-2023-05-18): Cessna 525, S/N 525-0525, built 2003. Exported to Australia. Owner: [Green Tooth LLC](https://openairdocs.org/faa-owner/GREEN%20TOOTH%20LLC), [Cincinnati, OH](https://openairdocs.org/faa-place/OH/Cincinnati)
- [Cancelled 1998-07-22](https://openairdocs.org/deregistered/N173S-1998-07-22): Cessna 180, S/N 31628. Triennial form not returned. Owner: [Morris Michael D](https://openairdocs.org/faa-owner/MORRIS%20MICHAEL%20D), [St Paul, MN](https://openairdocs.org/faa-place/MN/St%20Paul)

## NTSB investigations on N173S (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 CHI84LA092](https://openairdocs.org/ntsb/CHI84LA092), Jan 22, 1984: Beech B-19 (N173S), Crystal Lake, IL, substantial damage

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