The NSK W2807SA-3P-C5Z6 is a zero-backlash precision ball screw with an outer diameter of 28mm and a lead of 6mm. It adopts a flange nut structure, comes standard with C5 high-precision grade, external circulation, smooth and jam-free movement, excellent positioning accuracy, and a compact structure for easy installation.
Key Features of W2807SA-3P-C5Z6 High-Rigidity Ball Screw Shaft End Finished Product:
Fully Machined Shaft End: Bearing mounting positions, threads, relief grooves, keyways, etc., are all precision machined.
Ready to Use: Bearings, couplings, and locknuts can be directly installed without additional machining.
High Precision Guarantee: Shaft end coaxiality and runout are strictly controlled to ensure transmission accuracy.
Pipe Circulation Method: Balls circulate through a guide tube, resulting in smooth operation and low noise.
Applications of the W2807SA-3P-C5Z6 finished ball screw:
Precision machine tools: Machining centers, CNC lathes, grinding machines, etc.
Automation equipment: Semiconductor manufacturing equipment, testing instruments, precision positioning platforms
Precision manufacturing: Electronic component processing, optical equipment, medical equipment
Suitable for applications requiring high-precision positioning, especially for mass production and standardized equipment.
Item |
Specification |
Model No. |
W2807SA-3P-C5Z6 |
Series |
Shaft End Finished Product |
Type |
SA |
Screw Shaft Diameter [mm] |
28 |
Lead [mm] |
6 |
Accuracy Grade |
C5 |
Ball Diameter [mm] |
3.175 |
Valid Number of Laps |
2.5×2 |
Nut Length [mm] |
63 |
Maximum travel [mm] |
695 |
Screw Length (Lt) [mm] |
758 |
Screw Length (La) [mm] |
800 |
Screw Length (L) [mm] |
933 |
Weight [kg] |
4.9 |
Rated Dynamic Load [N] |
12900 |
Rated Static Load [N] |
24300 |
Maximum Speed [Fixed-Free] (min-1) |
2500 |
Drive Side Support Unit |
WBK20-01(Square) WBK20-11(Round) |
Reverse Drive Side |
WBK20S-01(Square) |

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