Essentially, a guide wheel is a ball bearing that has a special shaped outer race. The inner and outer races of ball bearings are a framework with a groove for the balls to rest in. Burke explained ...

Lubrication-free linear guides reduce maintenance and meet low-fogging standards, ideal for space- and weight-sensitive applications. Integrated servo linear actuators offer precise positioning with ...

This article was updated on June 18, 2025. It was orginally published Nov. 15, 2002. Proper installation and maintenance are essential to bearing performance and premature failure prevention due to ...