As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK RAIL NUT PLATE LEADING EDGE FRONT SPAR LOCATED OFSS 572 AT RT WING. REPLACED RAIL NUT PLATE LEADING EDGE FRONT SPAR LOCATED OFSS 572 AT RT WING IAW B737-700 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG: 112A4402; SHEET: 14; REV: - LENGHT OF CRACK: 0.475 INCH.