Detailed description
Bearing model:91-20 0741/1-07142 Four-point Contact Ball Slewing Bearing with External gear
Inner Diameter (ID) :634 mm
Outer diameter (OD) :838.8 mm
Width/Height: 56 mm
External Gear Teeth
Moudle: M=6
NO. of teeth: Z=138
Modification coefficient: X=0
Material:50Mn/42CrMo
Radial clearance:0-0.3 mm
Axial clearance: 0-0.5 mm
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.












