BOWER sells NJ304. Related information about NJ304 includes: Model NJ304 Inner diameter: 20 mm Outer diameter: 52 mm Thickness: 15 mm Series: Cylindrical roller bearing. If you want to know more about NJ304 related information, you can consult online or call the hotline , we will serve you in detail. NJ304 has a wide range of uses. NJ304 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NJ304 sold by our company is reasonable and we look forward to cooperating with you.