The HK4520 TTN Needle Roller Bearing is designed for applications requiring high load capacity in a compact design. With a bore diameter of 45 mm and a length of 20 mm, this bearing is ideal for limited space applications. It features a needle roller design that provides a high degree of stiffness and load-carrying capacity. Constructed from high-quality steel, it offers excellent durability and resistance to wear. This bearing meets ISO standards, ensuring compatibility with various industrial systems, including automotive and machinery applications.