K-series super thin section ball bearings

**Introduction to KOYO K Series Super Thin Section Ball Bearings**

In the realm of precision motion control and compact machinery design, KOYO’s **K Series Super Thin Section Ball Bearings** stand out as a benchmark for high-performance, space-saving bearing solutions. Engineered to deliver exceptional rigidity, smooth operation, and minimal weight, these bearings are specifically designed for applications where conventional bearings would introduce unnecessary bulk without compromising on load capacity or rotational accuracy.

### **Technical Features & Design Innovations**
The KOYO K Series features a **super-thin cross-section design**, achieved through advanced material selection and precision manufacturing techniques. Despite their slim profile, these bearings maintain high radial and axial load capacities, thanks to optimized raceway geometry and high-grade steel or ceramic ball components. Key design attributes include:

– **Ultra-Thin Sections**: Available in multiple series (e.g., 1600, 1700, 1800) with standardized cross-sections (e.g., 3/16”, 1/4”, 3/8”), enabling seamless integration into tightly constrained assemblies.
– **High-Precision Grinding**: Tighter tolerances (ABEC 5/7 or P0/P6) ensure low vibration and noise, critical for sensitive applications like medical devices or optical systems.
– **Versatile Configurations**: Open, shielded, or sealed options (RS/ZZ) accommodate diverse lubrication and contamination protection needs.
– **Material Flexibility**: Stainless steel (SUS440C) variants for corrosive environments or hybrid ceramic-ball designs for high-speed, low-friction performance.

### **Performance Advantages**
KOYO’s K Series bearings excel in applications demanding **lightweight durability and precision**:

1. **Space Optimization**: Their thin-section design allows for compact assemblies in robotics, aerospace actuators, and semiconductor handling equipment, where every millimeter counts.
2. **Reduced Friction & Energy Loss**: Precision-ground raceways and optimized contact angles minimize torque, enhancing efficiency in servo motors or rotary stages.
3. **High-Speed Capability**: Ceramic hybrid options mitigate heat buildup, enabling stable operation at elevated RPMs (e.g., CNC spindle adjuncts).
4. **Long Service Life**: Advanced heat treatment processes and contamination-resistant seals extend bearing lifespan even in harsh industrial environments.

### **Typical Applications**
The K Series is widely adopted across industries where precision and compactness are paramount:

– **Industrial Automation**: Robotic arm joints, linear guides, and delta robot actuators.
– **Aerospace & Defense**: Gimbal systems, UAV mechanisms, and satellite positioning units.
– **Medical Equipment**: MRI scanner components, surgical robot drives, and dental handpieces.
– **Automotive**: Steer-by-wire systems, electric vehicle (EV) cooling pump motors, and instrument panel actuators.

### **Conclusion**
KOYO’s K Series Super Thin Section Ball Bearings redefine the balance between size and performance, offering engineers a reliable solution for high-precision, space-constrained applications. By combining cutting-edge manufacturing with versatile design options, KOYO ensures these bearings meet the rigorous demands of modern industrial, automotive, and aerospace systems—where efficiency, accuracy, and durability are non-negotiable.

For applications requiring **minimal weight, maximal precision, and uncompromising reliability**, the K Series remains a trusted choice in the global bearing landscape.

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Bearing No. Classification[1] Classification[2]
KUX050 2RD
K-series super thin section ball bearings
Sealded type
KUX055 2RD
K-series super thin section ball bearings
Sealded type
KUX060 2RD
K-series super thin section ball bearings
Sealded type
KUX065 2RD
K-series super thin section ball bearings
Sealded type
KUX070 2RD
K-series super thin section ball bearings
Sealded type
KUX075 2RD
K-series super thin section ball bearings
Sealded type
KUX080 2RD
K-series super thin section ball bearings
Sealded type
KUX090 2RD
K-series super thin section ball bearings
Sealded type
KUX100 2RD
K-series super thin section ball bearings
Sealded type
KUX110 2RD
K-series super thin section ball bearings
Sealded type
KUX120 2RD
K-series super thin section ball bearings
Sealded type
KUX040 2RD
K-series super thin section ball bearings
Sealded type
KUX042 2RD
K-series super thin section ball bearings
Sealded type
KUX045 2RD
K-series super thin section ball bearings
Sealded type
KUX047 2RD
K-series super thin section ball bearings
Sealded type
KUC047 2RD
K-series super thin section ball bearings
Sealded type
KUC050 2RD
K-series super thin section ball bearings
Sealded type
KUC055 2RD
K-series super thin section ball bearings
Sealded type
KUC060 2RD
K-series super thin section ball bearings
Sealded type
KUC065 2RD
K-series super thin section ball bearings
Sealded type