What was found
SUPPLEMENTAL INFORMATION: ***CORROSION*** AT AFT CARGO BAY FLOOR TO SIDE WALL SUPPORT BS 727 TO 847 LBL 21 / REMOVED CORROSION AT ACB FLOOR TO SIDEWALL SUPPORT BS727-847 UBC 21 IAW SRM 51-10-02; ORIGINAL THICKNESS 0; 040'; MORE THAN 80% MATERIAL LOSS. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-52-1A-2. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BS727-847 LBL 21 FABRICATED FROM BAC 1496-377 #7075T62 LOT # 1320987 IAW DWG 146A7502; DWG 146A7500; DWG 140A4500 AND SRM 51-40-02 89004U 15JAN18