NSK Ball Screw Bearing
1. Compertitive price
2. High quality and Low noise
3. Hot Products
4. Long life

2011 New Products High Precision NSK Ball Screw BearingBall screw bearing is that a screw which runs on ball bearings. The screw and nut have matching helical grooves or races, and the ball bearings recirculate in these races. There is no physical contactbetween the screw and the nut. As the screw or nut rotates, andthe rolling balls reach the trailing end of the nut. They are deflected or guided from this pitch contact by means of a return tube and returned to the leading end of the circuit. There, the cycle resumes and the balls recirculate continuously.Feature:1.Rolled an grounded both have2.The grade is C7-C5,p1-p53.Max length is 6m and diameter is 80mm4.Good performance with low noise and backlash5.Stocking feet and low batch wholesale6.Nice appearancewe can modify the dimension and do some special screw and machine work according our customer request.