618/600/W33X

The 618/600/W33X is an enhanced specification of a single-row deep groove ball bearing. Its core function is to provide a long-lasting lubricated support bearing for complex working conditions of large heavy-duty equipment. With a 600mm inner diameter, 730mm outer diameter, and 60mm large-sized specification dimensions, the suffix "W33X" corresponds to an optimized design with lubrication grooves and holes. This design not only maintains the stable bearing capacity of the base model but also enhances the long-lasting lubrication and heat dissipation performance through dedicated lubrication channels. It can stably withstand radial loads and bidirectional axial loads, effectively addressing scenarios such as heavy loads during large machinery operation, continuous operation heat generation, and frequent start-stop in large-scale machinery. It also balances smooth operation and durability. The main body is made of high-carbon chromium bearing steel and the lubrication grooves and holes are configured to allow the lubricating medium to precisely penetrate the key contact surfaces, reducing friction loss and temperature rise. It is suitable for medium and low-speed continuous transmission requirements. Installation and maintenance are convenient and no additional adaptation is required. It is widely used in large reducers, steel rolling machine rolls, heavy machine tool spindles, general machinery heavy-load components, building material production equipment, thermal energy equipment support, and other fields, providing a long-lasting and reliable support guarantee for the continuous and stable operation of large heavy-duty equipment.