BOWER sells 6221NR. Related information about 6221NR includes: Model 6221NR Inner diameter: 105 mm Outer diameter: 190 mm Thickness: 36 mm Series: Deep groove ball bearing. If you want to know more about 6221NR related information, you can consult online or call the hotline , we will serve you in detail. 6221NR has a wide range of uses. 6221NR is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 6221NR sold by our company is reasonable and we look forward to cooperating with you.