# N109EX: 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: November 30, 2021
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=109EX
- Page: https://openairdocs.org/aircraft/N109EX

## Aircraft that carried N109EX

- [Cancelled 2021-11-30](https://openairdocs.org/deregistered/N109EX-2021-11-30): Agusta A109S, S/N 22145, built 2009. First renewal notice. Owner: [Prime Healthcare Air Transportation LLC](https://openairdocs.org/faa-owner/PRIME%20HEALTHCARE%20AIR%20TRANSPORTATION%20LLC), [Ontario, CA](https://openairdocs.org/faa-place/CA/Ontario)

## NTSB investigations on N109EX (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 WPR21LA039](https://openairdocs.org/ntsb/WPR21LA039), Nov 6, 2020: Agusta A109 (N109EX), Los Angeles, CA, substantial damage. Probable cause: The loss of tail rotor control due to the separation of the tail rotor duplex bearing ring nut from the thrust sleeve, which resulted in the loss of helicopter control.

## FAA accident and incident reports on N109EX (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 20201106015399A](https://openairdocs.org/incident/20201106015399A), Nov 6, 2020: Agusta Spa A109S (N109EX), Los Angeles, CA, Substantial damage. While on approach to the helipad at usc keck medical center, the aircraft lost control before touchdown and came to rest on it's side. The pilot indicated that…

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