Deepgrooveballbearingsarethemostwidelyusedbearingtype because they featuresimpleconfiguration, easy using, high-speed, long life and low noise. Primarily intended for applications where the bearing inner ring rotates. These ball bearing are fitted with two dust shields to prevent ingress of dirt and foreign matter. If the outer ring rotates there is a danger that grease may be lost from the bearing at high speed. Suitable for low speed, low demand environment. It accommodates redial load while can take axial load to some extent. This type of bearing is widely applied in low-speed transmission equipment, hardware equipment, industrial machine, meters, mining, earth moving machinery, motorcycle, automobile, power tools, casters, mechanical equipment and other kinds of field. Specification: model: 6202Zsize: 40 x 17 x 12mm/ 1.57 x 0.67 x 0.47Inch(dinner dia.Package included: 2 x deep groove ball bearing