As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - DURING C19 CHECK DISCOVERED BS 188 FRAME CRACKED, 2.0 INCHES, IN THE OUTBOARD RADIUS AT WL 208 AND BL 31L. MAINTENANCE TRIMMED OUT CRACK IAW BOEING 737-300 SRM 53-00-07 FIG 201. FABRICATED REPAIR ANGLE AND FILLERS IAW BOEING 737-300 SRM 53-00-07 FIG 201. INSTALLED FABRICATED REPAIR PARTS AT WL 208, BS 188 AND WL 208 IAW BOEING 737-300 SRM 53-00-07 FIG 201 AND AMERICA WEST AIRLINES ENGINEERING REPAIR NR 03-5300-05333-HF2.