What Is a Uniball (Spherical Bearing), and What Is It Used For?
A uniball also called a spherical bearing spherical plain bearing or monoball is a bearing where a hardened steel ball sits inside a matching concave race and the two surfaces slide directly against each other with no rolling elements and no rubber cushioning in between That direct ball on race contact is…
What Is a Maintenance-Free Bearing? Sealed vs. Greasable Explained
A maintenance free bearing is one that comes from the factory pre lubricated and permanently sealed it’s built to run for its entire service life without ever being re greased A greasable bearing is the opposite it has a grease fitting built in and it’s designed to be re lubricated on a…