RKS.160 Typesring bearing

RKS.160 Types ring bearing

RKS.160 Types ring bearing

The single-row crossed roller slewing bearing series is a precision-engineered rotational component designed for applications that demand high accuracy, superior rigidity, and the flexibility to accommodate external drive systems. This gearless configuration features cylindrical rollers arranged in a crossed pattern, delivering exceptional performance for precision-critical equipment where integral gearing is unnecessary or undesirable.



Application Areas:

Robotics and automation equipment

Precision rotary tables and indexing systems

Radar and antenna positioning systems

Medical imaging and radiotherapy equipment

High-accuracy solar tracking systems

Machine tools and coordinate measuring equipment



  • RKS.160 Types ring bearing
  • RKS.160 Types ring bearing
  • RKS.160 Types ring bearing
InquiryBearing TypeBrandDrawing No.Main DimensionsFixing HolesMassBasic Load Ratin Curves
De[mm]Dm[mm]Di[mm]Fe[mm]he[mm]NeFi[mm]hi[mm]NiKG Axial dyn.C [kN]Axial stat.Co [kN]Raceways (r)Bolt(b)

This bearing series comprises an inner ring, an outer ring, and a single row of cylindrical rollers positioned in a crossed configuration between precision-ground raceways. Both rings are manufactured without gear teeth, resulting in a clean, streamlined profile. The rollers are oriented with their axes alternating at 90-degree angles, creating an arrangement that efficiently manages axial loads from both directions, radial loads, and tilting moments simultaneously. The crossed roller geometry provides line contact with the raceways, delivering greater load-carrying capacity and enhanced rigidity compared to ball bearings of similar dimensions.

The absence of gear teeth simplifies the ring geometry, reduces manufacturing complexity, and makes the bearing easier to handle during transportation and installation. Both rings incorporate mounting holes for secure bolted attachment to the machine structure.


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