BOWER sells 1657. Related information about 1657 includes: Model 1657 Inner diameter: 31.75 mm Outer diameter: 65.088 mm Thickness: 17.462 mm Series: Deep groove ball bearing. If you want to know more about 1657 related information, you can consult online or call the hotline , we will serve you in detail. 1657 has a wide range of uses. 1657 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 1657 sold by our company is reasonable and we look forward to cooperating with you.