Cartridge Unit Bearings

An automatic lubricator is designed to automatically supply a small quantity of clean grease or oil to a lubrication point on a regular basis, thus improving bearing performance. Key benefits of using an automatic lubricator are improved employee safety, increased machine reliability and optimized maintenance operations.

Our cartridges are available in metallic or rubber. The bearing inserts have grade 10 balls and super-finished ball paths to support proper lube film and reduce noise. Metallic Design Attributes. Mounts in straight bore housings. Comes complete with wide inner-ring bearing insert and three-piece “R” seal. An old-style cup-and-cone bottom bracket.The lockring wrench is about to loosen the lockring, the pin wrench is engaging two of the holes in the adjustable cup.(Some cartridge bearings do use these same tools.) Another article gives instructions on servicing cup-and-cone bottom brackets.: A cartridge bottom bracket. The splined tool is shown above the bottom bracket.