STEP Item Part number Description Q'ty Chan. Serial No. Serv. Remarks STEP ASSY (550MM SHOE) 1 0561019500 STEP 2 0571001520 STEP 2 2 1100041025 BOLT 8 1100041225 BOLT 8 3 1130040010 NUT 8 11300040012 NUT 8 4 1140020010 SPRING WASHER 8 1140020012 SPRING WASHER 8 L7A090 Reference:L7A090 Page:1-2