Detailed description
Bearing model :3R8-79N9 Three row Roller Slewing Rings
Inner Diameter ( ID ) :69.372 inch
Outer diameter (OD) :85.43 inch
Width/Height : 5.79 inch
Gear Teeth
DP: DP=1.75
NO. of teeth: Z=123
Pressure Angle: a=20°
Modification coefficient: X=0
Material :42CrMo
Seals type: Rubber/Fluororubber seals
It is widely used in hoister transportation, mining, architecture, harbor machinery, shipping mechanism, radar machinery of high accuracy, and large-scale rotary devices on aspect of missile launcher.












