As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIMMY DAMPENER HOUSING FAILED DURING FLIGHT. UNIT FAILED AT THE OUTER PORTION OF OUTER RETAINING RING FLANGE. FAILURE WAS ON DOWN-WIND LEG AFTER A NORMAL TOUCH AND GO. SUBMITTER STATES OWNER MENTIONED SEVERAL YEARS AGO, TWO SEPARATE SEVERE SHIMMY INSTANCES THAT COULD HAVE CREATED CRACKS. PRIOR TO FAILURE, UNIT WAS VISUALLY INSPECTED FOR LEAKS AND CHECKED FULL STROKE FOR AIR IN SYSTEM.