What was found
AFT CARGO R/H TRANSITION ANGLE HAS CORROSION AT RIVET HEAD STA 727G RBL 21 WL 156. MRKD<[01] REMOVED CORROSION FROM AFT CARGO R/H TRANSITION ANGLE ATTACH FASTENER HOLE AT STA 727G RBL 21. ORIGINAL THICKNESS IS 0.040?. MAX MATERIAL REMOVED 0.006?. MAX ALLOWED 0.004. FOUND TO BE OUT OF LIMITS PER SRM 53-00-53-1A-2.;[02] R/H TRANSITION ANGLE FROM STA 727 +4? TO STA 767 TO BE REPLACED ON TTG8Q00Q22PQ;[03] INSPECTED AS REQUIRED. CORRECTIVE ACTION #1 AND #2