BOWER sells NA4902R. Related information about NA4902R includes: Model NA4902R Inner diameter: 15 mm Outer diameter: 28 mm Thickness: 13 mm Series: Needle bearing. If you want to know more about NA4902R related information, you can consult online or call the hotline , we will serve you in detail. NA4902R has a wide range of uses. NA4902R is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NA4902R sold by our company is reasonable and we look forward to cooperating with you.