BOWER sells NH304. Related information about NH304 includes: Model NH304 Inner diameter: 20 mm Outer diameter: 52 mm Thickness: 15 mm Series: Cylindrical roller bearing. If you want to know more about NH304 related information, you can consult online or call the hotline , we will serve you in detail. NH304 has a wide range of uses. NH304 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NH304 sold by our company is reasonable and we look forward to cooperating with you.