**Introduction to NSK’s Precision Motion and Control Technologies: Maximum Type Deep Groove Ball Bearings**
NSK is a global leader in precision motion and control technologies, renowned for engineering high-performance bearings that deliver exceptional reliability, efficiency, and longevity. Among its extensive portfolio, NSK’s **Deep Groove Ball Bearings – Maximum Type** stand out as a critical solution for demanding industrial, automotive, and precision equipment applications. These bearings are designed to optimize load capacity, minimize friction, and extend service life, even under high-speed or harsh operating conditions.
### **Technical Features & Design Advantages**
NSK’s **Maximum Type Deep Groove Ball Bearings** incorporate advanced engineering to enhance performance beyond standard deep groove designs. Key features include:
– **Optimized Internal Geometry**: The raceway and ball complement are precision-engineered to maximize radial and axial load capacity while reducing stress concentrations.
– **High-Grade Materials**: Manufactured from premium steel alloys with specialized heat treatment, these bearings offer superior hardness, wear resistance, and fatigue life.
– **Enhanced Sealing & Lubrication**: Options include shielded or sealed variants with high-performance grease, ensuring contamination resistance and maintenance-free operation.
– **Low Noise & Vibration**: Precision grinding and stringent quality control result in ultra-smooth operation, critical for applications requiring quiet performance, such as medical devices or electric vehicles.
### **Performance Advantages**
NSK’s Maximum Type bearings provide distinct advantages in motion control systems:
– **Higher Load Capacity**: The optimized internal geometry allows for increased dynamic and static load ratings, making them ideal for heavy-duty machinery.
– **Extended Service Life**: Advanced materials and lubrication technologies reduce wear, significantly prolonging bearing lifespan even in continuous operation.
– **Energy Efficiency**: Reduced friction lowers power consumption, contributing to sustainability in industrial and automotive applications.
– **Versatility**: Suitable for high-speed operations (with appropriate cage designs) and adaptable to combined radial and axial loads.
### **Typical Applications**
These bearings are widely used across industries where precision, durability, and efficiency are paramount:
– **Industrial Machinery**: Electric motors, pumps, gearboxes, and conveyor systems benefit from their high load capacity and reliability.
– **Automotive Systems**: Used in wheel hubs, transmissions, and electric vehicle (EV) drivetrains, where low friction and long life are essential.
– **Precision Equipment**: Robotics, medical devices, and semiconductor manufacturing equipment rely on their smooth, vibration-free operation.
By integrating cutting-edge materials, precision manufacturing, and rigorous testing, NSK’s **Maximum Type Deep Groove Ball Bearings** set the benchmark for performance in motion control applications. Their ability to withstand demanding conditions while maintaining efficiency makes them a preferred choice for engineers seeking dependable, high-performance solutions.
For industries pushing the limits of speed, precision, and durability, NSK’s bearings provide the technological edge needed to achieve optimal system performance.
Designations | Nominal Dimensions | Basic Load Ratings | Speeds Limiting Speeds |
|||||
---|---|---|---|---|---|---|---|---|
d mm |
D mm |
B mm |
r(min.) mm |
Cr N |
C0r N |
Grease min-1 |
Oil (Oil-bath) min-1 |
|
85 |
180 |
41 |
3 |
162000 |
145000 |
3600 |
||
90 |
160 |
30 |
2 |
117000 |
107000 |
3800 |
4500 |
|
90 |
160 |
30 |
2 |
117000 |
107000 |
3800 |
||
90 |
190 |
43 |
3 |
174000 |
161000 |
3400 |
4000 |
|
90 |
190 |
43 |
3 |
174000 |
161000 |
3400 |
||
75 |
130 |
25 |
1.5 |
79000 |
72000 |
4500 |
5600 |
|
95 |
170 |
32 |
2.1 |
133000 |
123000 |
3600 |
4300 |
|
75 |
130 |
25 |
1.5 |
79000 |
72000 |
4500 |
||
95 |
170 |
32 |
2.1 |
133000 |
123000 |
3600 |
||
75 |
160 |
37 |
2.1 |
138000 |
116000 |
4000 |
5000 |
|
95 |
200 |
45 |
3 |
186000 |
178000 |
2800 |
3600 |
|
75 |
160 |
37 |
2.1 |
138000 |
116000 |
4000 |
||
95 |
200 |
45 |
3 |
186000 |
178000 |
2800 |
||
80 |
140 |
26 |
2 |
92500 |
85000 |
4300 |
5300 |
|
100 |
180 |
34 |
2.1 |
149000 |
140000 |
3400 |
4000 |
|
80 |
140 |
26 |
2 |
92500 |
85000 |
4300 |
||
100 |
180 |
34 |
2.1 |
149000 |
140000 |
3400 |
||
80 |
170 |
39 |
2.1 |
150000 |
130000 |
3800 |
4500 |
|
105 |
190 |
36 |
2.1 |
162000 |
157000 |
3200 |
3800 |
|
80 |
170 |
39 |
2.1 |
150000 |
130000 |
3800 |