What was found
PD:WHILE INSPECTING THE PN 221-0261-501 AFT MOUNT BEAM, DELTA FOUND WEARCOMMON TO THE SIDE WALL THAT IS BEYOND THE LIMITS OF CMM 71-20-05. THE CA:O/H PER CMM 221-0260-501, COMPLIED WITH ER/A 578346-14. DAMAGE WASCLEANED, VISUALLY AND FPI INSPECTED,BLENDED AND REINSPECTED AND RETURNED TO SERVICE.