Single-row four point contact ball slewing bearings PerformanceZYS single-row four point contact ball slewing rings can support high dynamic loads, transmitting axial and radial forces simultaneously as well as the resulting tilting moments. ZYS single row four point contact ball slewing bearings are composed of two seat rings, compact design and light weight, steel ball contact with the raceway in four points; it can bear the axial force, radial force and the tilting moment at the same time. single row four point contact ball slewing bearings include Three types:A. Without gear bearing (non
Four Point Contact Ball Slewing Bearings