# N6504B: 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: April 5, 2018
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6504B
- Page: https://openairdocs.org/aircraft/N6504B

## Aircraft that carried N6504B

- [Cancelled 2018-04-05](https://openairdocs.org/deregistered/N6504B-2018-04-05): Mooney M20, S/N 1171, built 1957. Revoked, canceled. Owner: [Woods Harold V Md](https://openairdocs.org/faa-owner/WOODS%20HAROLD%20V%20MD), [Independence, MO](https://openairdocs.org/faa-place/MO/Independence)

## NTSB investigations on N6504B (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 MKC66F0016](https://openairdocs.org/ntsb/MKC66F0016), May 25, 1965: Mooney M20A (N6504B), Galt, MO, substantial damage

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