As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION ON INTERCOSTAL LOCATED BTW BS 947.5 TO BS 967 RBL 50 WL 208.1 AT AFT GALLEY AREA . REPLACED INTERCOSTAL LOCATED BTW BS 947.5 TO BS 967 RBL 50 WL 208.1 AT AFT GALLEY ARE IAW B737-800 SRM 51-10-02 ITEM 9 SRM 51-40-02 AND DWG 147A5650 SHEET 71 REV A.