What was found
DURING C-CHECK, NR 5 SLAT AT ACTUATOR ATTACH MOUNT INBOARD SIDE PREVIOUS REPAIR AND RIB ARE CRACKED SLAT STA 60. REMOVED NR 5 RT WING SLAT IAW B-727 M/M 27-81-11. REMOVED INNER SHIM PANELS AND RIBS IAW B-727 SRM 51-30-2. DRILLED NEW PARTS (RIBS) P/N 65-93155-1088 (65-17276-12) PO 342198 AND P/N 65-17276-10 PO 342192 IAW B-727 SRM 51-30-5. INSTALLED RIBS AT NR 5 SLAT AND APPLY CIC IAW B-727 SRM 51-30-2 AND M/M 51-20-16. INSTALLED INNER SKIN PANELS IAW B-727 SRM 51-30-2. INSTALLED RT WING NR 5 SLAT IAW B-727 M/M 27-81-11. OP'S CHECK GOOD IAW B-727 M/M 27-81-11.