Incident report
Robinson R44 crash near Chatham, Massachusetts, United States
serious2016-06-17
Summary
The inadequate maintenance of the lower forward clutch actuator bearing for a prolonged period of time, which resulted in a bearing failure. Contributing to the accident was an erroneous maintenance entry, which resulted in the helicopter being operated beyond its mandatory airframe overhaul time.
Incident details
Date
2016-06-17
Location
Chatham, Massachusetts, United States
Aircraft
Operator
RYAN ROTORS INC
Operator type
civil
Fatalities
0
Injuries
2
Probable cause
Under investigation
Phase of flight
cruise
Weather
VMC
Source
NTSB CAROL ↗41.7139, -69.9828
Quick stats
Severityserious
Fatalities0
Injuries2
SourceNTSB CAROL
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