BOWER sells NA4909A. Related information about NA4909A includes: Model NA4909A Inner diameter: 45 mm Outer diameter: 68 mm Thickness: 22 mm Series: Needle bearing. If you want to know more about NA4909A related information, you can consult online or call the hotline , we will serve you in detail. NA4909A has a wide range of uses. NA4909A is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of NA4909A sold by our company is reasonable and we look forward to cooperating with you.