Detailed description
Bearing model :A8-22N2A Four point contact ball slewing Bearing with internal gear
Inner Diameter ( ID ) :16.85 inch
Outer diameter (OD) :25.75 inch
Width/Height : 2.75 inch
Internal Gear Teeth
DP: DP=4
NO. of teeth: Z=69
Pressure Angle: a=20°
Modification coefficient: X=0
Material :50Mn
Seals type: Rubber/Fluororubber seals
Lubrication: Grease
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.












