What was found
MCN - DURING C19 DISCOVERED 4 CRACKS, 1.0 INCHES IN LENGTH, ON THE BOTTOM OF THE NR 6 SLAT SKIN BELOW THE OUTBOARD MAIN TRACK AND BELOW THE OUTBOARD AUXILIARY TRACK FROM SLAT STATION (SS) 322R TO SS 356R. MAINTENANCE CUT OUT AND REMOVED DAMAGED PART OF LOWER SKIN ON THE RT WING AT THE NR 6 SLAT IAW BOEING 737-300 SRM 57-43-01-2R6. FABRICATED FILLER AND SPLICE PLATE IAW BOEING 737-300 SRM 57-43-01-2R6. INSTALLED FABRICATED REPAIR PARTS ON THE NR 6 SLAT FROM SS 322R TO SS 356R IAW BOEING 737-300 SRM 57-43-01-2R6.