BOWER sells 31309. Related information about 31309 includes: Model 31309 Inner diameter: 45 mm Outer diameter: 100 mm Thickness: 25 mm Series: Tapered roller bearing. If you want to know more about 31309 related information, you can consult online or call the hotline , we will serve you in detail. 31309 has a wide range of uses. 31309 is mainly used in engineering machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electric power, railways and other industries. The price of 31309 sold by our company is reasonable and we look forward to cooperating with you.