As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK .375 INCH CRACK WAS FOUND ON STRINGER TIE CLIP AT BS 727E, STR 8 LT. MAINTENANCE REMOVED CRACKED STRINGER TIE CLIP AT BS 727E, STR 8 LT; FABRICATED A NEW REPLACEMENT TIE CLIP PER DWG 69-35352; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, FIG 8 PG 3 - 5, 10 & 38.