Tender For supply of spheribloc (imported make only) for axle [spheribloc (imported make only) for axle guide link/tm torque arm for wap7 locos and gear case toque arm as per rdso spec.no. rdso/2007/el/spec/0051/ rev.3 and abb drg.no ia016-00005 rev.3. (clw drg .no. 1209.01.215.005), similar to bhc part no. 2-0080-604/10004768.]