Full-Ball Type Precision Ball Screw Large Lead Model BLW Model BLW

Since a preload is provided through a spacer between two large lead nuts, high-speed feed without by backlash is ensured.

  • Large lead
  • Preload
  • End-cap type
  • Double nut
  • Precision positioning (ball screw)
  • Double nut preload

DN value : 70000
Screw shaft diameter (mm) : 15,16,20,25,32,36,40,50

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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.

Optional

Contamination Protection

  • Contamination Protection Seal for Ball Screws Labyrinth seal
  • Contamination Protection Seal for Ball Screws Brush seal
  • Wiper Ring
  • Canvas seal
  • Thin Film Seal
  • Dust Cover for Ball Screws

Lubrication

  • QZ Lubricator

Rustprevention

  • Surface Treatment

Other

  • Dimensions of Each Model with an Option Attached
  • Additional Machining for Shaft Ends

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Dimensional drawing/Dimensional table
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Notes on dimensional table
  • Note) The overall length of the nut will increase when equipping the QZ lubricating device. See Dimensions of Each Model with an Option Attached for further details. The Model BLW can be equipped with a brush seal depending on the model number. Contact THK if you would like to use one.

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
Download*
Catalog
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Manual
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BLW 1510-5.6
BLW 1616-3.6
BLW 2020-3.6
BLW 2525-3.6
BLW 3232-3.6
BLW 3636-3.6
BLW 4040-3.6
BLW 5050-3.6

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