supply of set of step size racers for axle box bearing cru-150 of 3-phase locomotives as per rdso smi no. rdso/2007/el/smi/0246 rev-2 dtd. 15.01.2 018. set comprising of (1). plain inner racer rb5088d to nei drawing no. pesd-6179-01 (2). lipped inner racer rb5088d to nei drawing no. pesd-6179-01 ( 3). angle ring (loose lip) to nei drawing no. pesd-6179-01 (4). end cap, to nei drawing no. x-202 part no. 5. (note-each item 01 no. in one set). [ warrant y period: 30 months after the date