What was found
SURFACE CORROSION ON LH SIDE CENTER WING TANK LOWER SKIN BETWEEN STRINGERS S9C BETWEEN LBL40.875+5" AND LBL40.875+8. PERFORMED PERMANENT REPAIR PER NAC EO 737-57-0053 CAT B REPAIR.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SURFACE CORROSION ON LH SIDE CENTER WING TANK LOWER SKIN BETWEEN STRINGERS S9C BETWEEN LBL40.875+5" AND LBL40.875+8. PERFORMED PERMANENT REPAIR PER NAC EO 737-57-0053 CAT B REPAIR.