This kind of slewing bearings are large-size bearings which can carry higher axial, radial loads and overturning moments at the same time . Slewing bearings generally have mounting holes, internal or external gears, lubricant holes and sealing equipment .
Slewing bearings are widely used in cranes , excavation machines, construction machinery , port cargo handling machinery , large tumplates of high precision radars and missile launchers , etc.
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