What was found
MCN - MAJOR REPAIR - DURING C19 CHECK DISCOVERED STRINGER CLIP CRACKED, .5 INCHES, AT BS 616 AND STR 4R. MAINTENANCE REMOVED AND INSTALLED NEW STRINGER CLIP AT BS 616 AND STR 4R IAW BOEING 737-300 SRM 51-40-02-0G FIG 3, 8 AND 51-40-02-0G FIG 8 AND 12.