supply of single row deep groove ball bearing 6308 [single row deep groove ball bearing 6308 c3 for modified end shield for mrb of three phase locomotives. material is to be procured from rdso approved source to rdso item id-3100279 or their authorized dealer. note:- supplier should be submitted dealership or valid authorization certificate at the time of bidding.] , single row deep groove ball bearing 6308 c3 for modified end shield for mrb of three phase l ocomotives. material is to be procured from rdso approved source to rdso item id-3100279 or their auth orized dealer. note:- supplier should be submitted dealership or valid authorization certificate at the time of bidding. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]