supply of set of bearing stoppers for traction motor type hs 15250a .set of bearing stoppers for traction motor type hs 15250a .,set of bearing stoppers for traction motor type hs 15250a comprising of:- ( 1) inner bearing stopper (pe) to hitachis drg. no. 10t.806.918, alt-6 or latest =1 no. (2) inner bearing stopper (ce) to hitachisdrg. no. 10t.806.919, rev-2 or latest =1 no. (3) outer b earing stopper (ce) to hitachis drg no.10s.778-663, alt-f or latest = 1 no. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]