BOWER sells NA4910R. Related information about NA4910R includes: Model NA4910R Inner diameter: 50 mm Outer diameter: 72 mm Thickness: 22 mm Series: Needle bearing. If you want to know more about NA4910R related information, you can consult online or call the hotline , we will serve you in detail. NA4910R has a wide range of uses. NA4910R is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NA4910R sold by our company is reasonable and we look forward to cooperating with you.