BOWER sells 61903NR. Related information about 61903NR includes: Model 61903NR Inner diameter: 17 mm Outer diameter: 30 mm Thickness: 7 mm Series: Deep groove ball bearing. If you want to know more about 61903NR related information, you can consult online or call the hotline , we will serve you in detail. 61903NR has a wide range of uses. 61903NR is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 61903NR sold by our company is reasonable and we look forward to cooperating with you.