What was found
AFT CARGO,L/H TRANSITION PANEL HAS MANY AREAS OF CORROSION SPANNING LENGTH OF AFT CARGO AS MARKED. GROUNDED - YES. BLENDED CORROSION FROM AFT PIT L/H ZEE CHANNEL. FROM BS727C +7 -BS727I+13 ORG MAT .040, REMOVED .006, .034 REMAINS FOUND TO BE OUT OF LIMITS. PER B737-800 SRM 53-00-53, REMOVED DAMAGED SECTION AND ACCOMPLISHED SRM REPAIR PER B737-800 SRM 53-00-53 REPAIR 5. AT ALL OTHER AREAS ON ZEE CHANNEL ORG MAT .040, REMOVED .004 .036 REMAINS, FOUND TO BE IN LIMITS PER B737-800 SRM 53-00-53 ALODINED & PRIMED AREAS PER B737-800 SRM 51-20-01 MARKED BLENDED AREAS PER B737-800 AMM 51-05-01.