This ball bearing has an inner diameter of 25 mm. Along with this it is 12 mm wide. The dimension helps in bearing a dynamic load of 11900 N. This dimension is ideal for the smooth working of heavy types of machinery. These ball bearings are good enough for this highly challenging field. It makes the functioning effective and efficient. These ball bearings help you deliver a limiting speed of 20000 rpm. Its standard cage design makes it ideal for all types of machinery. Also, the standard lubrication enhancement makes the functioning smooth and flexible.