Full-Ball Type Precision Ball Screw Model BNF-V

The simplest type with a single ball screw nut. It is designed to be mounted using the bolt holes drilled on the flange.

  • High speed
  • No preload
  • Precision positioning (ball screw)

Screw shaft diameter (mm) : 16,20,25,28,32,36,40,45,50

Types

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  • High speed
  • No preload
  • Return-pipe type
  • Return-piece
  • Precision positioning (ball screw)
Model BNF-V Small
  • High speed
  • No preload
  • Return-piece
  • Precision positioning (ball screw)

DN value : 100000
Screw shaft diameter (mm) : 16,20,25,28,32

Model BNF-V Medium 25 / 28 / 32 / 36 / 40
  • High speed
  • No preload
  • Return-pipe type
  • Precision positioning (ball screw)

DN value : 130000
Screw shaft diameter (mm) : 25,28,32,36,40

Model BNF-V Medium 45 / 50
  • High speed
  • No preload
  • Return-pipe type
  • Precision positioning (ball screw)

DN value : 130000
Screw shaft diameter (mm) : 45,50

Detailed information for each model number

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Dimensional drawing/Dimensional table

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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.

Model Number Coding

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THK Online Services
Member-Exclusive Content

These contents can be accessed

after registering as a member.

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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.

Maximum Manufacturing Length of the Screw Shaft

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Add item to favorites

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.