As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-11 CHECK A 1 INCH CRACK WAS FOUND AT RT STRINGER 18A SHEAR BEAM WEB BS 727 ATTACHMENT. MAINTENANCE REMOVED DAMAGED SHEAR BEAM WEB AT BS 727 ATTACHMENT; FABRICATED A NEW REPLACEMENT SHEAR BEAM WEB PER DWG 65-46877; INSTALLED REPAIR PART IAW B737-300 SRM 51-10-02, PG. 12.