As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CABIN, BS 1183 BULKHEAD SHOWS CRACK AT VERTICAL FLANGE APPROX BETWEEN RBL 36.8 AND WL 230. COMPLIED WITH REPAIR PROCEDURES PER B727 SB 727-53-0192, TO INCLUDE: TERMINATION OF CRACK END BY STOP DRILLING (.250" HOLE), AND INSTALLATION OF REPAIR PARTS FROM SB REPAIR KIT P/N 65C34406-14. BARE AREA'S TREATED AND PRIMED AS REQ PER B727 SRM 51-10-2. AREA RETURNED TO NORMAL.