The HK4012 TTN needle roller bearing is designed for high-load applications, featuring a 40mm outer diameter and a 12mm inner diameter. This bearing is constructed from durable steel, ensuring strength and longevity. Its design allows for efficient load distribution, making it suitable for various industrial applications. The HK4012 TTN meets ISO standards, providing reliability and compatibility with numerous systems. Ideal for use in machinery and automotive applications, this bearing ensures smooth operation and reduced friction, enhancing overall performance.