NTN RNA4910R 58mm I.D Needle Roller Bearing Roller Bearing, 72mm O.D

The NTN Needle roller bearing with a machined-ring design is crafted for optimal performance and durability. This product stands out with its double-sided ribs and lubrication hole, ensuring efficient operation in various applications. Engineered to support radial loads, it offers a reliable solution for manufacturers looking for precision and stamina in demanding environments. With a maximum operating temperature of 120 °C and the ability to perform under harsh conditions, this bearing meets the rigorous demands of modern machinery. Ideal for a variety of industrial uses, it combines robust construction with advanced features, making it a dependable component for enhancing productivity.

Lubrication hole facilitates easy maintenance and operational efficiency
Radial clearance class CN ensures optimal clearance for precise movement
Dynamic load rating up to 48 kN for reliable performance
Static load rating reaches 80 kN, catering to heavy-duty requirements
Limit speeds of up to 7000 tr/min for oil lubrication ensure high rotational efficiency
Lightweight construction at 0.163 kg for ease of handling during installation