What was found
AFW - FOUND CORROSION ON THE LOWER SURFACE OF THE LOWER MAIN SILL FAIL SAFE STRAP IN THE FORWARD CARGO AREA AT STATION 566. CORROSION WAS 2 INCHES BY 4 INCHES. BLENDED CORROSION AND PERFORMED HIGH FREQUENCY EDDY CURRENT INSPECTION OF THE BLENDED AREA TO ENSURE IT WAS CRACK-FREE. PERFORMED OPEN HOLE HIGH FREQUENCY EDDY CURRENT INSPECTION OF ALL FASTENER HOLES IN BLENDED AREA AND REFINISHED BLENDED AREA. REINSTALL NON-ALUMINUM FASTENERS WITH BMS595 SEALANT. RETURNED TO SERVICE WITH NOTED CONDITION.