Alpine Bearing, Inc. Metric Ball Bearings M20BS47

Ball screw support bearings are designed to provide maximum axial rigidity and improved feeding accuracy for use with precision ball screws. They are high accuracy angular contact thrust bearings which are superior to combinations of standard angular contact bearings or arrangements of radial and thrust bearings for ball screw applications. Ball Bearing Features heavy preload standard add “DU” for universal duplex as suffix add “TU” for triplex as suffix add “QU” for quadruplex as suffix universally ground can be mounted as DU, DF or DB for duplex, triplex & quadruplex sets, multiply width preload by 2, 3 or 4 respectively