As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, FOUND AFT PRESSURE BULKHEAD AT BS 1018 HAS OIL CANNING AT THE 2 O'CLOCK RADIUS PIE SECTION. FABRICATED CHANNEL ANS STRAP FROM 2024-0 .040 16.875 INCH BY 3.75 INCH 2 INCH BY 15.25 INCH IAW B737 SRM 53-10-4. INSTALLED IAW B737 SRM 53-10-4 AND MM 51-30-2. (M)