As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING C18 CHECK DISCOVERED STRINGER TIE CLIP CRACKED .375 INCHES IN LENGTH LOCATED AT BS 360 AND STR 4L. MAINTENANCE REMOVED STRINGER TIE CLIP AND FABRICATED NEW CLIP IAW BOEING 737-300 SRM 51-40-05-0G FIG 3 AND FIG 7. INSTALLED FABRICATED REPAIR PARTS AT BS 360 AND STR 4L IAW BOEING 737-300 SRM 51-40-02-0G FIG 3 AND 12.