The NSK W3221FA-4-C5T32 shaft-end finished ball screw is a C5-grade precision FA type ball screw with a 32mm shaft diameter, 32mm lead, and C5 precision. It features single-nut preload, axial clearance ≤0.005mm, high rigidity, and strong load-bearing capacity, making it suitable for medium-to-high load automated equipment such as CNC machine tools and robots.
Key Features of NSK W3221FA-4-C5T32 Ball Screw:
High-Speed Performance: 32mm large lead design, suitable for high-speed linear motion.
High Precision: C5 grade precision, accurate positioning, stable repeatability.
Low Noise: FA series optimized circulation structure for lower operating noise.
High Rigidity: Preloaded structure design improves transmission stability and vibration resistance.
High Transmission Efficiency: Rolling friction method, high efficiency, low heat generation.
Long Lifespan: Optimized ball circulation and lubrication design for good wear resistance.
Smooth Operation: Low vibration and smooth movement at high speeds.
Wide Application Range: Suitable for CNC, automation equipment, semiconductor equipment, linear modules, etc.
Easy Maintenance: Supports centralized lubrication, lower maintenance costs.
High Compatibility: Compatible with NSK support bases, couplings, and servo systems.
NSK W3221FA-4-C5T32 Application Industries:
CNC CNC Machine Tool Industry
Automation Equipment Industry
Semiconductor and Electronic Equipment Industry
Lithium Battery Production Equipment Industry
Laser Cutting and Laser Processing Industry
Precision Testing and Measurement Equipment Industry
Industrial Robot Industry
3C Electronics Manufacturing Industry
Medical Device Automation Industry
Photovoltaic Equipment Industry
Packaging and High-Speed Handling Equipment Industry
Precision Linear Module and Motion Platform Industry
Item |
Specification |
Model No. |
W3221FA-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] |
2054 |
Screw Length (Lt) [mm] |
2180 |
Screw Length (La) [mm] |
2219 |
Screw Length (L) [mm] |
2376 |
Weight [kg] |
15.4 |
Rated Dynamic Load [N] |
13300 |
Rated Static Load [N] |
25200 |
Maximum Speed [Fixed-Free] (min-1) |
930 |
Drive Side Support Unit |
WBK25-01W(Square) WBK25-11(Round) |
Reverse Drive Side |
WBK25S-01W(Square) |

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