As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C16 CHECK DISCOVERED STRINGER TIE 25R CRACKED ON AFT SIDE OF BS 947. MAINTENANCE REMOVED CRACKED STRINGER TIE IAW BOEING 737-300 SRM 51-40-02-0 FIG 8. FABRICATED NEW STRINGER TIE IAW BOEING 737-300 SRM 51-40-05-0 FIG 2 AND BOEING DRAWING 69-35352. INSTALLED FABRICATED STRINGER TIE AT STR 25R, AFT SIDE OF BS 947 IAW BOEING 737-300 SRM 51-40-02-0 FIG 8, AND 12.