# N944U: 2005 Robinson Helicopter R44 II, registration cancelled 2017-09-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 26, 2017
- Status when cancelled: Registration expired, pending cancellation
- 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: 10766
- Year built: 2005
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: June 14, 2005
- Certificate issued: April 7, 2010
- Last registry action: January 17, 2011
- Mode S code: AD1DC6
- Owner when cancelled: [Flying Toy Store](https://openairdocs.org/faa-owner/FLYING%20TOY%20STORE)
- Location: [Plantation, FL](https://openairdocs.org/faa-place/FL/Plantation)
- Owner type: Corporation
- Owner's area on the map: 26.1500° N, 80.2761° W: Placed by OpenAirDocs at the center of ZIP code 33322, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N944U
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=944U
- Page: https://openairdocs.org/deregistered/N944U-2017-09-26

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 Robinson Helicopter R44 II: https://openairdocs.org/model/robinson-helicopter-r44-ii.md

## NTSB investigations (2)

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 WPR09CA105](https://openairdocs.org/ntsb/WPR09CA105), Feb 1, 2009: Robinson Helicopter R44 II (N944U), Bountiful, UT, substantial damage. Probable cause: The pilot's improper decision to fly at low altitude while maneuvering in mountainous terrain in a canyon and inadvertently exceeding the climb capability of the helicopter. Contributing to the…
- [NTSB DEN05CA138](https://openairdocs.org/ntsb/DEN05CA138), Sep 9, 2005: Robinson R44 II (N944U), Jackson, WY, substantial damage. Probable cause: the pilot's failure to maintain aircraft control during initial takeoff climb resulting in an uncontrolled descent and impact with terrain. A contributing factor was the pilot's encounter in settling…

## FAA accident and incident reports (2)

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 20090201000379A](https://openairdocs.org/incident/20090201000379A), Feb 1, 2009: Robsin R44II (N944U), Kaysville, UT, Substantial damage. Pilot was giving family members a helicopter ride and decided to fly up a canyon. The required power to climb exceeded the available power. The pilot reduced…
- [Accident 20050909020589A](https://openairdocs.org/incident/20050909020589A), Sep 9, 2005: Robsin R44RAVENII (N944U), Jackson, WY, Substantial damage. (-23) Pilot stated that the aircraft was at gross weight on take off. When the aircraft passed over a creek the rotor began to droop. The pilot tried to add…

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