1.deep groove ball bearing 2.single-row 3.nsk 6852 4.skf,nsk,timken,iko,nachi,etc.. Tianjin Chenhe Commerce and Trade Co.,Ltd. Deep groove ball bearing are used in aviation, building, agriculture, machine tool and common industrial.the inner diameter from 3mm to 600mm. Deep groove ball bearing with special anticorrosion plating and special seal ring, in contaminated environment can keep long time ...