BOWER sells N311. Related information about N311 includes: Model N311 Inner diameter: 55 mm Outer diameter: 120 mm Thickness: 29 mm Series: Self aligning ball bearing. If you want to know more about N311 related information, you can consult online or call the hotline , we will serve you in detail. N311 has a wide range of uses. N311 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of N311 sold by our company is reasonable and we look forward to cooperating with you.