# N999MB: 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: June 21, 1977
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=999MB
- Page: https://openairdocs.org/aircraft/N999MB

## Aircraft that carried N999MB

- [Cancelled 1977-06-21](https://openairdocs.org/deregistered/N999MB-1977-06-21): Cessna 421A, S/N 421A0144. Owner: [Nob Hill General Inc](https://openairdocs.org/faa-owner/NOB%20HILL%20GENERAL%20INC), [Gilroy, CA](https://openairdocs.org/faa-place/CA/Gilroy)

## FAA accident and incident reports on N999MB (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19770122007509A](https://openairdocs.org/incident/19770122007509A), Jan 22, 1977: Cessna 421 (N999MB), AZ, Destroyed

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