As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG SHIMMY FELT FROM NOSE AFTER LIFTOFF AND ON LANDING ROLL. RETURNED TO DEPARTURE. DISASSEMBLED NOSE WHEEL PN 101-8026-5, SN 5951. FOUND THE RUBBER PATCH INSIDE THE TIRE HAD DISBONDED. A NEW TIRE PN 265F86-8, SN 10822332 WAS INSTALLED, BALANCED AND MOUNTED.