Detailed description
Bearing model :A8-39E12 Four point contact ball slewing Bearing
Inner Diameter ( ID ) :34.88 inch
Outer diameter (OD) :42.598 inch
Width/Height : 3.23 inch
Outer Gear Teeth
DP: DP=3.175
NO. of teeth: Z=131
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.












