# N74546: 2006 Robinson Helicopter R44 II, registration cancelled 2012-09-11

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 11, 2012
- Status when cancelled: Sale reported, canceled
- Airframe: [Robinson Helicopter R44 II](https://openairdocs.org/model/robinson-helicopter-r44-ii) (registry code 7640122)
- Engine: [Lycoming IO-540 series](https://openairdocs.org/engine/lycoming-io-540-series) (registry code 41530)
- Data sheets: [TCDS H11NM](https://openairdocs.org/tcds/H11NM), [TCDS 1E4](https://openairdocs.org/tcds/1E4) (OpenAirDocs)
- Serial number: 11095
- Year built: 2006
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: March 2, 2006
- Last registry action: December 20, 2010
- Mode S code: AA0820
- Location: [Phoenix, AZ](https://openairdocs.org/faa-place/AZ/Phoenix)
- Owner type: Individual
- Owner's area on the map: 33.4445° N, 112.1287° W: Placed by OpenAirDocs at the center of ZIP code 85009, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N74546
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=74546
- Page: https://openairdocs.org/deregistered/N74546-2012-09-11

From the FAA registry file of October 29, 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 Robinson Helicopter R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.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 CEN10CA369](https://openairdocs.org/ntsb/CEN10CA369), Jul 4, 2010: Robinson Helicopter R44 II (N74546), Austin, TX, substantial damage. Probable cause: The pilot's failure to maintain directional control of the helicopter, resulting in impact with trees. Contributing to the accident was the pilot's failure to ensure the door was properly secured…

## 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 20100704041999A](https://openairdocs.org/incident/20100704041999A), Jul 4, 2010: Robinson He R44 II (N74546), Austin, TX, Substantial damage. The helicopter pilot performed a max power climb out during which time he heard noise from the right door area. Reaching for the door across his body with his…

## Other aircraft with N74546

- [Cancelled 1989-03-09](https://openairdocs.org/deregistered/N74546-1989-03-09): Mooney M20B, S/N 1912. Triennial form not returned

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