The conical roller bearing is mainly used for bearing a radially and axially combined load giving priority to the radial load. It is the usual case that the bearing is not suitable for bearing an axial load independently. Regarding the design of the conical roller bearing, the vertexes of the conical surfaces of the inner ring race surface, the outer ring race surface and the roller rolling surface are intercrossed at one point on the central line of the bearing. Besides meter series of products, the company also provides English series of products. The conical roller bearing is suitable for bearing a heavy load and an impact load. Besides a single row bearing, the conical roller bearing can also be a double row bearing, a back to back duplex bearing and a four-row bearing. The cage of the conical roller bearing is usually a stamping