# N4243N: 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 30, 2015
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4243N
- Page: https://openairdocs.org/aircraft/N4243N

## Aircraft that carried N4243N

- [Cancelled 2015-04-30](https://openairdocs.org/deregistered/N4243N-2015-04-30): Hughes TH-55A, S/N 64-18008. Registration expired, pending cancellation. Owner: [Helicopter Associates Inc](https://openairdocs.org/faa-owner/HELICOPTER%20ASSOCIATES%20INC), [Mesa, AZ](https://openairdocs.org/faa-place/AZ/Mesa)
- [Cancelled 1970-12-29](https://openairdocs.org/deregistered/N4243N-1970-12-29): Cessna 140, S/N 13714. Owner: [Larson Ben W](https://openairdocs.org/faa-owner/LARSON%20BEN%20W), [Onamia, MN](https://openairdocs.org/faa-place/MN/Onamia)

## NTSB investigations on N4243N (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 MKC70FDM07](https://openairdocs.org/ntsb/MKC70FDM07), Jan 31, 1970: Cessna 140 (N4243N), Onamia, MN, substantial damage

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