BOWER sells NF311. Related information about NF311 includes: Model NF311 Inner diameter: 55 mm Outer diameter: 120 mm Thickness: 29 mm Series: Cylindrical roller bearing. If you want to know more about NF311 related information, you can consult online or call the hotline , we will serve you in detail. NF311 has a wide range of uses. NF311 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NF311 sold by our company is reasonable and we look forward to cooperating with you.