Four Point Contact Ball Slewing Ring Bearing

this is a pop structure for slewing bearing,the single-row four point contact ball slewing ring is composed of 2seartrings. it features compact in design,light in weight,the balls contact with the circular raceway at four points,cia which the axial force,radial force and resultant moment may be born simultaneously.it may be used for slewing conveyers,welding opertaing consoles,light,medium duty cranes,excavators and other engineering machines.