What was found
CORROSION ON COUPLING ON STRINGER BETWEEN FRAME 30 TO FRAME 31 AND STR 43L IN FWD CARGO COMPARTMENT. L=0.062", W=0.037", D=0.001". REPLACED COUPLING ON STR BETWEEN FRAME 30 TO FRAME 31 AND STR 43L IN FWD CARGO COMPARTMENT IAW SRM A320 51-72-11 AND DWG D53231712.