... No.Principal dimensionsWeight(kg)d(mm)D(mm)B(mm)6311-2rs55120291.0826312-2rs60130311.7146313-2rs65140332.16314- ... less coefficient of friction, high limiting speed, large size range and various structure.Features : Shield / closure: open ball ... Motorcycle , Motor , Pump ,Fan,Air conditioner ,Microwave Oven,Range hood,Sewing machine,Massage Chairs,Textile machinery, Electric tools,Agriculture machinery ...