What was found
AFT PIT LH Z-ANGLE HAS CORROSION ON UPPER SURFACE; BS:727D TO 847; LBL:21; WL: 156. / REMOVED CORROSION AT AFT CARGO L/H Z ANGLE STA 727D TO 847 LBL 21 AS MARKED IAW SRM 51-10-02-0G-0 AND SRM 53-00-53-1A-2. ORIGINAL THICKNESS .040' AFTER REWORK .024'' .016' MATERIAL LOSS OUT OF LIMITS. IAW SRM 53-00-53-1A-2 FIG 103. TOOL: 36649 DUE: 07AUG20. REMOVED OUT OF LIMITS L/H ANGLE FROM STA 847 TO 747 LBL 21 AND REPIARED IAW SRM 53-00-53-2R-5. APPLIED CIC IAW IAW SRM 53-00-53-2R-5 STEP 4N. P/N 146A7502-31