# N51CS: 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: April 18, 2013
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51CS
- Page: https://openairdocs.org/aircraft/N51CS

## Aircraft that carried N51CS

- [Cancelled 2013-04-18](https://openairdocs.org/deregistered/N51CS-2013-04-18): Strauss RV-3, S/N CCS111-15, built 1976. Registration expired, pending cancellation. Owner: [Strauss Clifford C](https://openairdocs.org/faa-owner/STRAUSS%20CLIFFORD%20C), [Coplay, PA](https://openairdocs.org/faa-place/PA/Coplay)
- [Cancelled 1971-12-14](https://openairdocs.org/deregistered/N51CS-1971-12-14): Beech E18S, S/N BA211. Owner: [Air North Inc](https://openairdocs.org/faa-owner/AIR%20NORTH%20INC), [South Burlington, VT](https://openairdocs.org/faa-place/VT/South%20Burlington)

## NTSB investigations on N51CS (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 DCA72AZ004](https://openairdocs.org/ntsb/DCA72AZ004), Oct 21, 1971: Beech E18S (N51CS), Peoria, IL, destroyed, 16 fatal

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