Поворотный подшипник

--Type of Slewing Bearing 0- ball Slewing Bearing 1- roller Slewing Bearing －Structure type of raceway 1-Single-Row Crossed Roller Type,Single-Row Four Point Contact Ball Type 2-Double-Row Different Ball Type 3-Three-Row Roller Type CHARACTERISTIC OF STRUCTURE£¬PERFORMANCE AND APPLICATION The single-row four point contact ball slewing ring is composed of 2 seat-rings.It features compact in design,and light in weight.The balls contact with the circular race at four points,via which the axial force,radial force and resultant moment may be born simultaneously. It may be used for slewing conveyers,welding arm and positioner,light,medium duty cranes,excavators and other engineering machines. Please contact us if you need more product details