As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON JAN 30 AT 1200 HOURS AIRCRAFT SN UC-19 THE NR 4 RIGHT OUTBOARD WHEEL ASSEMBLY SEPARATED FROM THE AIRCRAFT DURING TAKEOFF. THE CREW WAS NOTIFIED BY GROUND PERSONNEL AND THE AIRCRAFT WAS REROUTED TO AN ADEQUATE FACILITY. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE CHANGED THE NR 3 AND NR 4 MAIN WHEEL ASSEMBLIES AND THE NR 4 BRAKE.