As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REMOVED HEAD DUE TO GRIP RETIREMENT. AT INSPECTION OF ASSY FOUND PAD UNBONDED ON TWO EACH PITCH HORNS. CLEANED AND FOUND CORROSION BEYOND LIMITS. REMAINING TWO EACH FOUND UNBONDED AND REQUESTED TO BE SENT TO BELL FOR EVALUATION. SERIAL NUMBERS REMOVED ARE A-933 AND A-936. REPLACEMENT PART SERIAL NUMBERS ARE A-1856 AND A-1780.