What was found
PASSENGER CABIN FLOOR WEB HAS CORROSION F.S. 1030 RBL 9"-27". REF AAR N/R 9902847 REMOVED AND FABRICATED NEW PASSENGER CABIN FLOOR WEB AT STA 1030 REQ PER B737-900ER BAC5602, DOCUMENT #MN157A00, DWG #147A5116, RBL 9IN-27IN P/N 147A5116-26 MATERIAL USED 7075-0 0.063IN AND DWG 147A5701, SRM 51-40-02-0G-0 AND SRM 51-40-05-0G-0. HEAT TREATED TO 7075-T6 0.063IN ISSUE TAG #E149558 PO#149558 PO#149558 PO#1795422 LOT #456468B8. ACCOMPLISHED HEAT TREAT.