Model Number Coding

Model number confi gurations diff er depending on the model features. Refer to the corresponding sample model number confi guration.

LM Guide

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Model

● Models SHS, SSR, SVR/SVS, SHW, HSR, SR, NR-X/NRS-X, NR/NRS, HRW, JR, NSR-TBC, HSR-M1, SR-M1, and HSR-M2
  • (*1)

    See contamination protection accessory

  • (*2)

    See radial clearance symbol

  • (*3)

    See LM block with surface treatment

  • (*4)

    See accuracy symbol

  • (*5)

    See operating conditions of the LM Guide

  • Note1)

    This model number indicates that a single-rail unit constitutes one set. (i.e., required number of sets when 2 rails are used in parallel is 2 at a minimum.)
    Grease nipples are not installed when there is a QZ Lubricator. Contact THK if you want to use a grease nipple for a model with a QZ.

  • Note2)

    Contact THK for details about the special features of LM blocks and LM rails.

● Model EPF
  • (*1)

    See accuracy symbol

  • Note)

    This model number indicates that a single-rail unit constitutes one set.

Roller Type LM Guide

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Model

● Models SRG, SRN, SRW, and HRX
  • (*1)

    See contamination protection accessory

  • (*2)

    See radial clearance symbol

  • (*3)

    See LM block with surface treatment

  • (*4)

    See accuracy symbol

  • (*5)

    See operating conditions of the LM Guide

  • Note1)

    Models SRG15 to 65 are available in High Accuracy grade and above. Other models are only available in Precision grade and above. (Normal grade is not available.)
    Model SRN is available in High Accuracy grade and above. (Normal grade is not available.)
    Model SRW is available in precision grade and above. (Normal and high accuracy grade are not available.)
    The Model HRX is only available in High Accuracy grade and Precision grade.

  • Note2)

    This model number indicates that a single-rail unit constitutes one set. (i.e., required number of sets when 2 rails are used in parallel is 2 at a minimum.)
    Grease nipples are not installed when there is a QZ Lubricator. Contact THK if you want to use a grease nipple for a model with a QZ.

  • Note3)

    Contact THK for details about the special features of LM blocks and LM rails.

Miniature LM Guide

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Model

● Models SRS, RSX, RSR, RSX-M1, and RSR-M1
  • (*1)

    No symbol for 1 LM block.

  • (*2)

    See contamination protection accessory

  • (*3)

    See radial clearance symbol

  • (*4)

    See LM block with surface treatment

  • (*5)

    See accuracy symbol

  • (*6)

    See operating conditions of the LM Guide

  • Note1)

    This model number indicates that a single-rail unit constitutes one set. (i.e., required number of sets when 2 rails are used in parallel is 2 at a minimum.)
    Grease nipples are not installed when there is a QZ Lubricator. Contact THK if you want to use a grease nipple for a model with a QZ.

  • Note2)

    Contact THK for details about the special features of LM blocks and LM rails.

Cross LM Guide

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Model

● Models SCR, CSR, and MX
  • (*1)

    See contamination protection accessory

  • (*2)

    See radial clearance symbol

  • (*3)

    See accuracy symbol

  • Note)

    Grease nipples are not installed when there is a QZ Lubricator. Contact THK if you want to use a grease nipple for a model with a QZ.

Separate Type LM Guide

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Model

● Model HR
  • (*1)

    See contamination protection accessory

  • (*2)

    See accuracy symbol

  • Note)

    One set of model HR means a combination of two LM rails and LM blocks used on the same plane.

● Model GSR
● Combination of LM rail and LM block
  • (*1)

    See contamination protection accessory

  • (*2)

    See accuracy symbol

  • Note)

    One set of model GSR: This model number indicates that a single-rail unit constitutes one set.

● LM block
● LM rail

Curved Guide

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Model

● Model HCR
  • (*1)

    See contamination protection accessory

  • (*2)

    See radial clearance symbol

  • (*3)

    See accuracy symbol

  • (*4)

    Number of LM rails used for one arc. Contact THK for details.

  • (*5)

    When using joined LM rails for models HCR15 to 65, the end seal utilized for contamination protection options will be a low-resistance end seal.

Straight-and-Curved Guide

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Model

● Model HMG
  • (*1)

    See contamination protection accessory

  • (*2)

    See operating conditions of the LM Guide

  • Note)

    This model number denotes one set consists of an LM block and LM rail. (i.e. If you are using 2 shafts, the required number of sets is 2.)
    The standard Model HMG does not have a seal. To attach a seal, make sure to specify a straight-and-curved seal (code: UU).

LM Guide for Medium-to-Low Vacuums

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Model

● Model HSR-M1VV
  • (*1)

    See radial clearance symbol

  • (*2)

    See labyrinth seal symbol

  • (*3)

    See accuracy symbol

  • (*4)

    See operating conditions of the LM Guide

  • Note1)

    The radial clearance, maximum LM rail length and accuracy class are equal to that of Model HSR.

  • Note2)

    With this model, a single-rail unit constitutes one set (i.e., the required number of sets when 2 rails are used in parallel is 2).