The NSK W3227FA-4-C5T32 ball screw is a high-lead FA series precision ball screw with a shaft diameter of approximately 32mm, a lead of 32mm, and an accuracy class of C5.
The W3227FA-4-C5T32 high-rigidity ball screw features a high dynamic load of 13300N and extremely low axial backlash of less than 0.005mm, making it particularly suitable for industrial applications with stringent requirements for high load capacity and positioning accuracy, such as CNC machine tools, heavy-duty industrial robots, and large-scale automated production lines.
NSK FA Type Ball Screw Core Features
Finished Shaft End Machining: NSK completes both thread machining and shaft end machining, enabling mass production of standard products, significantly shortening delivery cycles and facilitating immediate installation and use.
Compact and Lightweight: Designed specifically for small FA (Factory Automation) equipment, maximizing space utilization and featuring a lightweight structure.
Preload Method: Typically employs P-preload, achieving smooth operation while maintaining high rigidity.
High Precision: Belongs to the precision-grade series, suitable for working environments requiring high alignment accuracy.
Compatibility: Typically used with NSK's BSBD series angular contact ball bearings (for supporting ball screws), providing a complete support solution.
Applications of W3227FA-4-C5T32 heavy-duty ball screws:
Semiconductor manufacturing equipment, medical equipment, factory automation equipment, measuring instruments, general industrial machinery.
Item |
Specification |
Model No. |
W3227FA-4-C5T32 |
Series |
Shaft End Finished Product |
Type |
FA |
Screw Shaft Diameter [mm] |
32 |
Lead [mm] |
32 |
Accuracy Grade |
C5 |
Ball Diameter [mm] |
4.762 |
Valid Number of Laps |
1.5×1 |
Gap Symbol |
T |
Circulation Method |
Pipe Circulation |
Nut Length [mm] |
109 |
Maximum travel [mm] |
2654 |
Screw Length (Lt) [mm] |
2780 |
Screw Length (La) [mm] |
2819 |
Screw Length (L) [mm] |
2976 |
Weight [kg] |
19.1 |
Rated Dynamic Load [N] |
13300 |
Rated Static Load [N] |
25200 |
Maximum Speed [Fixed-Free] (min-1) |
570 |
Drive Side Support Unit |
WBK25-01W(Square) WBK25-11(Round) |
Reverse Drive Side |
WBK25S-01W(Square) |

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