Thrust ball bearings is divided into two types: flat seat type and adjustable ball seat type. The bearings can bear axial load but not radial load
Thrust ball bearings by single and two - way two types. One-way thrust ball bearings is composed of two rings and a cage with a ball. Bidirectional thrust ball bearings is composed of three rings and two cages with balls. If it is bidirectional, it takes the form of two retainers with a ball clamped on the shaft ring