Double-row Ball Slewing Bearing with Different Ball Diameters

Application : Hoisting machinery/Construction machinery/Transport machinery/Mining machinery/Metallurgical machinery/Medical instruments/Ships and warships/Radar/Wind turbine

Alternative Brands : NSK/ISB/ROTHE ERDE/SKF/ATB/KAYDON/INA/KOYO

Subseries :

020/021/022/KD 320/KUD_ZA/023/024/KUD_ZJ

Specifications :

Outer Diameter : 280mm-8000mm
Inner Diameter : 120mm-8000mm
Weight : 20kg-8000kg
Structures : Outer Ring, Inner Ring, Spacer, Rolling element, Seal
Brand : QIBR/OEM/Neutral
Package : Standard Export Package
Material : 42CrMo, 50Mn, or Stainless Steel

Double-row Ball Slewing Bearing with Different Ball Diameters

020

Double row ball slewing bearing, there are two rows of steel balls with different diameters on the top and bottom.

021

The externally toothed double-row ball slewing bearing has relatively large axial and radial dimensions, and is very convenient for open assembly.

022

The externally toothed double-row ball slewing bearing has relatively large axial and radial dimensions, and is very convenient for open assembly.

023

Internally toothed double row ball slewing bearings are suitable for tower cranes, truck cranes and other loading and unloading machinery that require medium or larger diameters.

024

Internally toothed double row ball slewing bearings are well-suited for tower cranes, truck cranes, and other heavy machinery needing medium to larger diameters.

KD 320

Double-row ball bearing slewing rings Double-axial ball bearings standard bearings are available without gear with external gear with internal gear.

KUD_ZA

Double rows of external teeth with different diameter balls, sealing structure, and the mounting holes of the inner and outer rings are all through holes.

KUD_ZJ

Double rows of different-diameter ball inner teeth, sealed structure, inner and outer ring mounting holes are through holes.