Cross-Roller Ring Standard Models RB and RBV Model RB-H

Cross-Roller Ring basic type, with a separable outer ring, and an inner ring integrated with the main body. It is used in locations where the rotational accuracy of the inner ring is required.It is used, for example, in the swivel portions of index tables of machine tools. Improved rigidity and load rating with the same dimensions as existing products.
Products with spacer retainers have a low friction coefficient and demonstrate highly stable rotational torque.

  • Spacer Retainer
  • High rigidity
  • Separable outer ring type
  • Outer ring rotation
  • Rotation accuracy
  • High load

Basic load rating (radial) (kN): Basic dynamic load rating 18 to 320 / Basic static load rating 21.9 to 948

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    Products Contents
    LM Guide LM rail standard lengths and maximum length, tapped-hole type LM rail, frame for LM rail clamps, steel plate for LM rail clamps, etc.
    Ball Screw Axial clearance, maximum manufacturing length of shaft, etc.
    Actuator Movable part mass, etc.

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Notes on dimensional table
  • Note 1: The model number of a type with seals attached is RB…HUU.
    If a certain level of accuracy is required, this model is used for inner ring rotation.
  • Note 2: (a) and (b) dimensions of the greasing hole in the detailed diagram are reference values.
  • Note 3: For stainless steel types, please consult THK. If there are no seals, all components (excluding grease) will be metal.
Model number coding

THK Online Services
Member-Exclusive Content

These contents can be accessed

after registering as a member.

Log in/Register Click here for THK Online Services details

Benefit 1: Useful features

  • Easy product comparisonsHighlight feature
  • Save items for laterreview Favorites feature

Benefit 2: Exclusive content

Products Contents
LM Guide LM rail standard lengths and maximum length, tapped-hole type LM rail, frame for LM rail clamps, steel plate for LM rail clamps, etc.
Ball Screw Axial clearance, maximum manufacturing length of shaft, etc.
Actuator Movable part mass, etc.

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You can download 2D/3D CAD by clicking on the icon and selecting from the CAD format.

Model No. Designer* Life Calculator* CAD
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RB5013H
RB6013H
RB7013H
RB8016H
RB9016H
RB10016H
RB10020H
RB11015H
RB11020H
RB12016H
RB12025H
RB13015H
RB13025H
RB14016H
RB14025H
RB15013H
RB15025H
RB15030H
RB16025H
RB17020H
RB18025H
RB19025H
RB20025H
RB20030H
RB20035H
RB22025H
RB24025H
RB25025H
RB25030H
RB25040H
RB30025H
RB30035H
RB30040H
RB35020H
RB40035H
RB40040H
RB45025H
RB50025H
RB50040H
RB50050H
RB60040H
RB70045H

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