NS-40 Ryobi Sander - Overview

This genuine OEM sourced replacement ball bearing is made for use with a variety of power tools. Bearings are use in different locations based on a tool. Please make sure to check appropriate diagrams for correct location and application of this item. Ball bearings are used to connect two parts and allow them to rotate freely. Over time d...Read moreue to constant pressure, heat and friction bearings will break down requiring replacement. Please note this bearing is sealed on both sides. Includes one (1) metal bearing.

This Ball Bearing has metal shielding on both sides. This is a genuine Craftsman replacement part that is sold individually. • Ball bearings are used to reduce friction between rotating parts. The balls or rollers take the load and spin, distributing the weight evenly while the minimal contact area of the ball reduces friction. This red...Read moreuces wear on the tool and allows it to run smoothly. • Bearings experience constant wear when the tool is in operation from pressure, heat, vibration and friction. Because of this, many Bearings need periodic maintenance or replacement.