Cross-Roller Ring Thin Type Models RA and RAV Model RAV (Separable Outer Ring Type for Inner Ring Rotation)

A compact type similar to model RB with the thinnest possible inner and outer rings. It enables lightweight and compact designs for the swiveling hand portions of manipulators androbots.
Full-Roller products are suited to low-speed rotary operations with higher loads, and they are also compatible with all-metal specifications.

  • Special Environment
  • Full Roller
  • High rigidity
  • Separable outer ring type
  • Outer ring rotation
  • Rotation accuracy
  • High load

Basic load rating (radial) (kN): Basic dynamic load rating 7.24 to 41 / Basic static load rating 10.9 to 96.5

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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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Dimensional drawing/Dimensional table

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Notes on dimensional table
  • Note 1: The model number of a type with seals attached is RA...UU. 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

(*1) See Radial Clearance Standard

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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Model No. Designer* Life Calculator* CAD
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RAV5008
RAV6008
RAV7008
RAV8008
RAV9008
RAV10008
RAV11008
RAV12008
RAV13008
RAV14008
RAV15008
RAV16013
RAV17013
RAV18013
RAV19013
RAV20013

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