Axle Box Assly. Complete With Roller Bearing for WAP- 4 Class of locomotives Specification:- CLW Drg. No. 03/ 1/ 11/ 7 Alt- 7 with latest and CLW Spec No M/ EL/ 30/ 9 Alt- 2 with latest or RDSO Spec No- MP. 0. 3600. 01 with Latest Alt.. Note- For ELS/ DDU- Total demand qty. 36 Sets ( item to be procured 18 sets axle box with plain end cover, 12 sets axle box with middle axle and 06 Sets axle box with speedometer end cover. ) For DSL/ SPJ- Total demand qty. 6 Sets ( item to be procured 4 sets axle box with plain end cover, 1 set axle box with middle axle and 01 Set axle box with speedometer end cover. )