# N109EX: 2009 Agusta A109S, registration cancelled 2021-11-30

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 30, 2021
- Status when cancelled: First renewal notice
- Airframe: [Agusta A109S](https://openairdocs.org/model/agusta-a109s) (registry code 0260103)
- Engine: [Pratt & Whitney Canada PW207C](https://openairdocs.org/engine/pratt-whitney-canada-pw207c) (registry code 52203)
- Data sheets: [TCDS H7EU](https://openairdocs.org/tcds/H7EU), [TCDS E42NE](https://openairdocs.org/tcds/E42NE) (OpenAirDocs)
- Serial number: 22145
- Year built: 2009
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: November 16, 2009
- Certificate issued: December 28, 2009
- Last registry action: January 29, 2019
- Mode S code: A0269D
- Owner when cancelled: [Prime Healthcare Air Transportation LLC](https://openairdocs.org/faa-owner/PRIME%20HEALTHCARE%20AIR%20TRANSPORTATION%20LLC)
- Location: [Ontario, CA](https://openairdocs.org/faa-place/CA/Ontario)
- Owner type: LLC
- Owner's area on the map: 34.0356° N, 117.5915° W: Placed by OpenAirDocs at the center of ZIP code 91761, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N109EX
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=109EX
- Page: https://openairdocs.org/deregistered/N109EX-2021-11-30

From the FAA registry file of November 3, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Agusta A109S: https://openairdocs.org/model/agusta-a109s.md

## NTSB investigations (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 (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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