The RICH HK 4020 is a high-quality drawn cup needle roller bearing without an inner ring, specifically designed for applications where radial space is extremely limited and high load carrying capacity is required. This bearing highlights RICH's commitment to delivering compact and efficient solutions for demanding mechanical systems.
With precise dimensions of 40 mm inner diameter (designed to run directly on a hardened and ground shaft), 47 mm outer diameter, and a 20 mm width, the HK 4020 RICH is ideally suited for gearboxes, automotive transmissions, power tools, and other machinery where the shaft can serve as the inner raceway. The absence of an inner ring allows for a significantly reduced radial cross-section, providing maximum load capacity within minimal space. The robust steel cage ensures precise guidance of the needle rollers, promoting smooth operation and extended bearing life. Manufactured in China, this RICH needle roller bearing ensures consistent quality and dependable performance, offering a reliable choice for compact and high-load applications.
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