1.spherical roller bearing 2.skf 22207 E 3.limit speed:12000 r/min 4.timken,skf,nsk,iko,nachi Tianjin Chenhe Commerce and Trade Co.,Ltd. Spherical roller bearing is mainly used in pulp and paper, power, oil field, the mining and mineral processing, the fan, gear drive and iron and steel industries.The inner diameter is 25mm or more large.The large size applies to heavy industrial applications. ...