What was found
RT NAC- FWD INBD SKIN INNER WALL CORRODED, JUST AFT OF 443 GL ACCESS PANEL CUT-OUT. REMOVED CORROSION IAW SRM 54-50-01 FIG 101 L=1.0 INCH, W=1.0 INCH, D=0.035 INCH, ORIGINAL MAT. 0.90 INCH, MAT REMAINING 0.055 INCH FOUND TO BE OUT OF LIMITS IAW SRM 54-50-01 FIG 101. RECEIVED NEW SKIN PN 311N5046-53 ON SERVICEABLE TAG NR 778041, SN 778041, SKIN ASSY INSTALLED IAW DWG 311N5002 SHEET 13 FWD AND AFT HEAT SHIELDS REINSTALLED IAW DWG 311N5002 SH 13 AND SB 757-54-0035 AND SRM 51-40-02, THIS IS A CATEGORY "A", MAJOR REPAIR.