Precision Ball Screw with Unfinished Shaft Ends Model BIF
The right and left screws are provided with a phase in the middle of the ball screw nut, and an axial clearance is set at a below-zero value(under a preload). This compact model is capable of a smooth motion.
Screw shaft diameter (mm) : 16,18,20,25,28,32,36,40,50

Types
Highlight feature tags
- Screw shaft end additional machining
- Preload
- Offset preload
- Return-pipe type
- Precision positioning (ball screw)

- Screw shaft end additional machining
- Preload
- Offset preload
- Return-pipe type
- Precision positioning (ball screw)
DN value : 70000
Screw shaft diameter (mm) :
16,18,20,25

- Screw shaft end additional machining
- Preload
- Offset preload
- Return-pipe type
- Precision positioning (ball screw)
DN value : 70000
Screw shaft diameter (mm) :
25,28,32

- Screw shaft end additional machining
- Preload
- Offset preload
- Return-pipe type
- Precision positioning (ball screw)
DN value : 70000
Screw shaft diameter (mm) :
32,36

- Screw shaft end additional machining
- Preload
- Offset preload
- Return-pipe type
- Precision positioning (ball screw)
DN value : 70000
Screw shaft diameter (mm) :
40,50
Detailed information for each model number
Dimensional drawing/Dimensional table
THK Online Services
Member-Exclusive Content
These contents can be accessed
after registering as a member.
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. |
Nut Types and Axial Clearance
THK Online Services
Member-Exclusive Content
These contents can be accessed
after registering as a member.
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
THK Online Services
Member-Exclusive Content
These contents can be accessed
after registering as a member.
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. |