BOWER sells NA4911. Related information about NA4911 includes: Model NA4911 Inner diameter: 55 mm Outer diameter: 80 mm Thickness: 25 mm Series: Needle bearing. If you want to know more about NA4911 related information, you can consult online or call the hotline , we will serve you in detail. NA4911 has a wide range of uses. NA4911 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NA4911 sold by our company is reasonable and we look forward to cooperating with you.