The NSK W2015FA-1P-C5Z20 is a high-precision, high-lead FA-type ball screw manufactured by NSK Japan. The W2015FA-1P-C5Z20 is a finished ball screw with a 20mm shaft diameter, 20mm lead, and C5 precision grade, achieving zero axial backlash, excellent load-bearing capacity, and high positioning repeatability.
Features of the W2015FA-1P-C5Z20 finished FA-type ball screw:
Compact Design: The FA series nut has a compact structure, saving installation space, making it particularly suitable for small equipment.
High-Precision Positioning: C5 precision grade, preload design eliminates axial backlash, ensuring high-precision and repeatable positioning.
Low-Noise Operation: Optimized ball circulation system design reduces operating noise.
Fast Delivery: Ample stock of standard models allows for quick fulfillment of customer needs.
NSK W2015FA-1P-C5Z20 ball screw, due to their compact design, high lead (20mm), and C5 precision grade, are primarily used in automation fields with stringent requirements for space, speed, and positioning accuracy.
The following are its most common application industries: Semiconductor and electronics manufacturing, Liquid crystal panels (LCD/OLED), Medical devices, Precision automation.
Item |
Specification |
Model No. |
W2015FA-1P-C5Z20 |
Series |
Shaft End Finished Product |
Type |
FA |
Screw Shaft Diameter [mm] |
20 |
Lead [mm] |
20 |
Accuracy Grade |
C5 |
Ball Diameter [mm] |
3.969 |
Valid Number of Laps |
1.5×1 |
Gap Symbol |
Z |
Circulation Method |
Pipe Circulation |
Nut Length [mm] |
63 |
Maximum travel [mm] |
1441 |
Screw Length (Lt) [mm] |
1510 |
Screw Length (La) [mm] |
1535 |
Screw Length (L) [mm] |
1620 |
Weight [kg] |
4.4 |
Rated Dynamic Load [N] |
6250 |
Rated Static Load [N] |
8760 |
Maximum Speed [Fixed-Free] (min-1) |
1150 |
Drive Side Support Unit |
WBK15-01A(Square) WBK15-11(Round) |
Reverse Drive Side |
WBK15S-01(Square) |

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