THK Ball Screw

The Ball Screw is a high-efficiency feed screw with the ball making a rolling motion between the screw axis and the nut. Compared with a conventional sliding serew, this product has drive torque of one-third or less, making it most suitable for saving drive motor power.

A Ball Screw that achieves low noise, small torque fluctuations and long-term maintenance-free operation by using a ball cage.

A Ball Screw using a screw shaft ground to high accuracy.
Models BIF, BNFN, MDK, MBF and BNK

A Ball Screw using a screw shaft roll-formed to high accuracy.
Models JPF, BTK, MTF, BLK/WTF, CNF and BNTJ

Precision Ball Screw / Spline

Model BNS Linear-Rolling motion type.
Model NS Linear motion type.