BOWER sells 1638NR. Related information about 1638NR includes: Model 1638NR Inner diameter: 19.05 mm Outer diameter: 50.8 mm Thickness: 14.288 mm Series: Deep groove ball bearing. If you want to know more about 1638NR related information, you can consult online or call the hotline , we will serve you in detail. 1638NR has a wide range of uses. 1638NR is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 1638NR sold by our company is reasonable and we look forward to cooperating with you.