As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - C21 CK - C - BS 178 PRESS BULKHEAD CENTER WEB, AFT SIDE HAS A 1 INCH CRACK, LBL .7, WL 185 FOUND VISUALLY AND CONFIRMED WITH HFEC. MAINTENANCE CUT OUT DAMAGED AREA AND FABRICATED REPAIR DOUBLER AND FILLER AND INSTALLED REPAIR PARTS IAW B737 SRM 53-10-11 PG 83 & 84 AND TEMP REV 53-52.