As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING C22 CHECK DISCOVERED STRINGER TO FRAME CLIP CRACKED, 0.25 INCHES, AT BS 663 TO STR 10R. MAINTENANCE REMOVED CRACKED CLIP AT BS 663 TO STR 10R IAW BOIENG 737-300 SRM 51-40-02-0G FIGS 8 AND 12. INSTALLED NEW CLIP AT BS 663 TO STR 10R IAW BOEING 737-300 SRM 51-40-02-00-0G FIGS 8 AND 12.