What was found
AFT CARGO COMPARTMENT R/H FLOOR SUPPORT ZEE CHANNEL CORRODED AND CRACKED AT FLANGE FROM STA 727C TO STA 767 / AT AFT CARGO COMPT R/H FLOOR SUPPORT ZEE CHANNEL CRACKED AT FLANGE REMOVED FROM STA 727 TO 767 IAW B737-700 SRM 51-40-02-0G-0; LOCATED AND DRILLED NEW ZEE CHANNEL SECTION IAW B737-700 SRM 51-40-05-0G-0 MAT USED PO #1619098; TREATED AND APPLIED PRIMER PER REF B737-700 SRM 51-20-01-0G-0; INSTALLED NEW ZEE CHANNEL SECTION FROM STA 727 TO 767 IAW B737 SRM 51-40-02-0G-0