What was found
RDU - FLT 0238 - THE RT MLG BRAKE APPEARED TO BE DRAGGING AFTER LANDING AT RDU. MAINTENANCE FOUND THE NR 4 WHEEL BEARING ON THE RT MLG FAILED WITH RESULTANT DAMAGE TO THE AXLE. THE LOWER STRUT ASSY WAS REPLACED. BOTH THE NR 3 AND NR 4 BRAKE, TIRE AND WHEEL ASSYS ON THE RT GEAR WERE REMOVED AND REPLACED. THE SDR WILL REMAIN OPEN PENDING INVESTIGATION OF THE BEARING FAILURE. SUPPLEMENT - ENGINEERING CONFIRMED NR 4 BEARING FAILURE AS CAUSE. (X)