supply of set of axle box components for wam4/wag5 locos consisting of 1) rollerbearing and plain inner racer -01 no/set 2) roller bearing and lipped inner racer-01no/set 3) thrower - 01no/set 4)journal distance ring-01no/set 5) end ring -01no/set 6)clamping plate-01no/set 7) housing distance ring -01no/set for axle box items 1,2,3,4,5,6, as per drg no. elw/bsl/sk-8008 hsn code:8607 .