BOWER sells N304EM. Related information about N304EM includes: Model N304EM Inner diameter: 20 mm Outer diameter: 52 mm Thickness: 15 mm Series: Cylindrical roller bearing. If you want to know more about N304EM related information, you can consult online or call the hotline , we will serve you in detail. N304EM has a wide range of uses. N304EM is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of N304EM sold by our company is reasonable and we look forward to cooperating with you.