Full-Ball Type Precision Ball Screw Model BNFN-V
The most common type with a preload provided via a spacer between the two combined ball screw nuts to eliminate the backlash. It can be mounted using the bolt holes drilled on the flange.
Screw shaft diameter (mm) : 16,28,32,36,40,45,50
Types
Highlight feature tags
- High speed
- Preload
- Return-pipe type
- Return-piece
- Double nut
- Precision positioning (ball screw)
- Double nut preload
- High speed
- Preload
- Return-piece
- Double nut
- Precision positioning (ball screw)
- Double nut preload
DN value : 100000
Screw shaft diameter (mm) :
16,28,32
- High speed
- Preload
- Return-pipe type
- Double nut
- Precision positioning (ball screw)
- Double nut preload
DN value : 130000
Screw shaft diameter (mm) :
28,36,40,45,50
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. |
Model Number Coding
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. |
