Overview
High-precision angular contact thrust ball bearings for precision ball screws are designed for a wide variety of applications with a range of high rigidity and high load capacity series available.

Features
- A high rigidity series for machine tools provides high axial rigidity and precise rotation with low drive power.
- A sealed high rigidity series for machine tools improves life and reliability.
- A high load capacity series for electric injection molding machines offers longer service life and higher permissible loads through optimized ball diameters and contact angles.
Documents
Product List
NSKTAC C Series of NSKHPS™ Angular Contact Thrust Ball Bearings for Ball Screw Support in High-Rigidity Applications

NSKTAC C Series of NSKHPS™ Angular Contact Thrust Ball Bearings for Ball Screw Support in High-Rigidity Applications
NSKHPS bearings come in a wide lineup and provide high rigidity and performance, with sealed options available.
Features
- High rigidity & long life
A high-performance design specialized for ball screws realizes high rigidity and extended service life. - Reliable sealed options
Highly dust-resistant contact seals maintain performance. - Easy-to-handle
NSKTAC 03 Series of NSKHPS™ Angular Contact Thrust Ball Bearings for Ball Screw Support in High-Load Drive Applications

NSKTAC 03 Series of NSKHPS™ Angular Contact Thrust Ball Bearings for Ball Screw Support in High-Load Drive Applications
Reliable NSKHPS bearings with a compact, simplified design for reducing costs.
Features
- Compact with high load capacity
- High reliability
Significantly longer service life compared to standard angular contact ball bearings. - Low torque
An optimized ball bearing design realizes lower torque.
BSBD Series of NSKHPS™ Angular Contact Thrust Ball Bearings (Double Row) for Ball Screw Support

BSBD Series of NSKHPS™ Angular Contact Thrust Ball Bearings (Double Row) for Ball Screw Support
Standard grease-filled NSKHPS bearings with seals and mounting holes help simplify operations. These high-performance units are double-row angular contact ball bearings in a back-to-back (DB) arrangement with an integrated outer ring.
Features
- No need to fill with grease
Bearings come pre-packed with high-performance grease, eliminating difficult and messy grease filling. - Easy to mount/dismount
BSF types feature bolt holes and an extraction groove for easy handling. - Options for even longer life/higher rigidity
Available in matched DT pairs for applications with large external loads or where high rigidity and long life are required.
FAQ
- How are TAC bearings unique?
-
- TAC Series bearings are specially designed for ball screw support. They provide particularly high precision and high rigidity under large thrust loads.