As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO L/H SIDE TRANSITION HAS CORROSION FROM STA 727A TO 827. GROUNDED - YES. REMOVED DAMAGE FROM THE AFT CARGO L/H SIDE TRANSITION. TRANSITION WAS FOUND TO BE OUT LIMITS IAW B737-800 SRM 53-00-53-1A-2. FABRICATED AND INSTALLED NEW L/H SIDE TRANSITION FROM STA 727A TO STA 827 IAW B737-800 SRM 51-40-05-0G-0 AND SRM 51-40-02-0G-0W= 1 1/2" O= .040 R= .033 L= 1" D= .007.