BOWER sells NU631. Related information about NU631 includes: Model NU631 Inner diameter: 155 mm Outer diameter: 280 mm Thickness: 90 mm Series: Cylindrical roller bearing. If you want to know more about NU631 related information, you can consult online or call the hotline , we will serve you in detail. NU631 has a wide range of uses. NU631 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NU631 sold by our company is reasonable and we look forward to cooperating with you.