About

NB Corporation of AmericaLinear Bearings For Precise Motion Control

Since 1939, NB has emerged as the leading manufacturer of high quality linear motion products in Japan. Their growth can be attributed to unique product designs, attention to detail and fresh approaches to meeting linear motion needs.

NB Linear Systems are linear motion mechanisms using the recirculating movement of ball or roller elements to provide smooth and accurate linear travel. All products are designed to minimize size and weight while providing superior performance in high-precision equipment. NB’s product quality is unsurpassed. The products are characterized by low friction and low noise and are available as total systems or as individual components.

There are downloadable CAD drawings of all slide guides, ball splines, round shaft products such as Topball®, slide shafts, slide way products including tables, gonio ways, STUDROLLER™, slide tables, actuators, slide rotary bush products, as well as many flanged products, mounted units and mounting accessories.

Asian metric, Euro metric and inch dimensions.





Product Catalog



Technical Articles

Demystifying Ball Spline Specs (.pdf) (Bearings and Bushings) The central question addressed is, "... why isn't identifying the right ball spline for an application straightforward and easy? Demystify the semantic differences in the literature and it will, at... (View Full Article)
Factors to Consider When Choosing a Crossed Roller Bearing (.pdf) (Bearings and Bushings) For the lack of the right bearing, the kingdom of ever-faster microprocessors might have been lost. But this story has a happy ending. Technical achievements in microprocessor manufacturing,... (View Full Article)