As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) PILOTS NOTED AN INCREASE IN VIBRATION AND A DEGRADE OF RIDE. ALSO TRANSMISSION STOP CONTACT WAS HEARD. THE HELICOPTER LANDED AND REMAINED AT LOCATION. THE CUSTOMER`S MAINTENANCE REPORT FINDING BOTH FORWARD AND AFT PITCH RESTRAINT SPRINGS DEBONDED.