# Accident 20111001023439A: Robinson Helicopter Co R66, Phillip, SD, October 1, 2011

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: October 1, 2011, 12:30 local time
- Place: Phillip, SD
- Damage: Destroyed
- Phase of flight: Cruise/Level Flight
- Operating rules: General operating rules (Part 91)
- Location: 44.0178° N, 101.6344° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=44.0178&lon=-101.6344&mi=10
- Aircraft: N266CY, a cancelled registration (https://openairdocs.org/deregistered/N266CY-2017-10-06) (OpenAirDocs)
- Registry model: Robinson Helicopter R66 (registry code 7640130, https://openairdocs.org/model/robinson-helicopter-r66) (OpenAirDocs)
- Registry engine: Rolls-Royce 250-C300 series (registry code 54225, https://openairdocs.org/engine/rolls-royce-250-c300-series) (OpenAirDocs)
- Reported make and model: ROBINSON HELICOPTER CO R66
- Reported engine: ROLLS-ROYC 250-C300
- People aboard: 1
- Fatal injuries: 1
- Other injuries: 0
- Pilot certificates: Private pilot
- Pilot flight hours: 3,300 total, 110 in this make and model
- NTSB investigation: [NTSB CEN12FA001](https://openairdocs.org/ntsb/CEN12FA001) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20111001023439A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ON SATURDAY OCTOBER 1, 2001 AT 12:30 A ROBINSON MODEL R66 OWNED BY P P & J LLC HAD A FATAL ACCIDENT DURING A CRUISE FLIGHT FROM GILLETTE, WY TO WINNER, SD.  VMC CONDITION PREVAILED, AND NO FLIGHT PLAN WAS FILED.  THE AIRCRAFT WAS DESTORYED AND THE PILOT FATALLY INJURIED. THE PILOT HELD A PRIVATE PILOT CERTIFICATE.

## The NTSB's investigation of this event (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 CEN12FA001](https://openairdocs.org/ntsb/CEN12FA001), Oct 1, 2011: Robinson Helicopter R66 (N266CY), Philip, SD, destroyed, 1 fatal. Probable cause: The in-flight separation of the main rotor mast following a mast bumping event. The reason for the mast bumping event could not be determined due to postaccident damage.

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. For accidents, the NTSB's own investigation is the fuller record.

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