BOWER sells NU321. Related information about NU321 includes: Model NU321 Inner diameter: 105 mm Outer diameter: 225 mm Thickness: 49 mm Series: Cylindrical roller bearing. If you want to know more about NU321 related information, you can consult online or call the hotline , we will serve you in detail. NU321 has a wide range of uses. NU321 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NU321 sold by our company is reasonable and we look forward to cooperating with you.