As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-15 CHECK A .5 INCH CRACK WAS FOUND IN STRINGER TIE CLIP AT BS 663, STR 10 RT. MAINTENANCE REMOVED CRACKED STRINGER TIE CLIP AT BS 663, STR 10 RT; FABRICATED A NEW REPLACEMENT CLIP PER DWG 69-41437; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02 FIG 2 & 8.