As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MAIN WHEEL ASSEMBLY WAS REMOVED FROM AIRCRAFT BY MECHANIC DUE TO LOW PRESSURE. TIRE SHOP FOUND INBOARD (P/N 300-604-1) WAS MISSING A SECTION OF WHEEL FLANGE APPROXIMATELY 12 INCHES LONG. WHEEL ASSEMBLY HAS GONE THRU 45 TIRE CHANGES SINCE NEW. WHEEL ASSEMBLY HAS BEEN REMOVED FROM SERVICE.