NA4909-2RS Needle Roller Bearing Sealed 45x68x23mm - Machined TypeNA4909 2RS Needle Roller Bearing Sealed with Inner Ring 45mm ID 68mm OD 23mm Width Complete Set The NA4909 2RS is a sealed, machined type needle roller bearing that includes the inner ring for full assembly. Built to handle high radial loads in tight spaces, this bearing is ideal for industrial machinery, gearboxes, and applications requiring strength and precision. Size: 45mm x 68mm x 23mm Type: Machined needle roller bearing Includes: Inner ring