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 CORROSION ON RT CHORD FROM BS 288 TO BS 292, WL 208 AND BL 52R. REMOVED CORROSION AND RE-WORK WAS FOUND TO BE OUT OF LIMITS IAW BOEING 737-300 SRM 53-10-15-1A1 FIG 101. MAINTENANCE REMOVED THE RT CHORD FROM BS 288 TO BS 292, WL 208 AND BL 52R AND REPLACED WITH NEW CHORD IAW BOEING 737-300 SRM 51-40-05-0G FIG 8 AND 12.