BOWER sells 61904NR. Related information about 61904NR includes: Model 61904NR Inner diameter: 20 mm Outer diameter: 37 mm Thickness: 9 mm Series: Deep groove ball bearing. If you want to know more about 61904NR related information, you can consult online or call the hotline , we will serve you in detail. 61904NR has a wide range of uses. 61904NR is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 61904NR sold by our company is reasonable and we look forward to cooperating with you.