As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION OF AFT PRESSURE BULKHEAD LOWER TEE CHORD AFT FLANGE THE 3 DRAIN HOLES WERE FOUND WITH A .3750" DIAMETER. INSPECTION OF THE DRAIN HOLES DOES NOT SHOWN SIGNS OF CRACKS. AFT PRESSURE BULKHEAD LOWER TEE CHORD AFT FLANGE WAS REPLACED IAW ER/A 539895-14, REV ORG, ASSOCIATED AA 5310-01449. ADDED FOR AC 0940. ASSOCIATED ER/A 88-539895 ADDED FOR AC 0940.