**Introduction to NSK Bearing Units: Pillow Block Bearing Units for Precision Motion and Control**
In industrial machinery, automotive systems, and precision equipment, the reliability and efficiency of rotating components are critical to overall performance. NSK’s **Pillow Block Bearing Units** are engineered to deliver exceptional durability, precision, and ease of installation, making them a preferred choice for demanding applications. These units combine high-quality bearings with robust housings to provide a complete, ready-to-mount solution that reduces downtime, simplifies maintenance, and enhances operational efficiency.
### **Technical Features & Design Excellence**
NSK’s Pillow Block Bearing Units are designed with advanced materials and precision manufacturing techniques to ensure long service life and consistent performance under harsh operating conditions. Key features include:
– **High-Strength Housings**: Made from cast iron, pressed steel, or composite materials, the housings provide superior rigidity and resistance to shock loads, vibration, and contamination.
– **Sealed & Lubricated Bearings**: Equipped with high-performance seals and pre-lubrication, these units minimize friction, prevent contamination, and extend maintenance intervals.
– **Self-Aligning Capability**: Many models incorporate spherical bearings that automatically compensate for shaft misalignment, reducing wear and improving load distribution.
– **Corrosion-Resistant Coatings**: Special surface treatments and coatings enhance resistance to moisture, chemicals, and abrasive environments.
– **Easy Installation & Interchangeability**: Standardized dimensions and adapter sleeves allow for quick replacement and compatibility with existing systems.
### **Performance Advantages**
NSK Pillow Block Bearing Units are optimized for high-load, high-speed, and harsh-environment applications, offering several key advantages:
– **Extended Service Life**: Advanced sealing technology and premium grease lubrication reduce wear, even in dusty or wet conditions.
– **Reduced Maintenance Costs**: Pre-assembled units with integrated seals and lubrication eliminate the need for frequent re-greasing.
– **Enhanced Load Capacity**: Robust construction supports heavy radial and axial loads, making them ideal for conveyors, fans, and industrial drives.
– **Quiet & Smooth Operation**: Precision-ground components minimize vibration and noise, critical for automotive and precision machinery applications.
### **Typical Applications**
Due to their versatility and reliability, NSK Pillow Block Bearing Units are widely used across industries, including:
– **Industrial Machinery**: Conveyor systems, pumps, compressors, and agricultural equipment.
– **Automotive Systems**: Auxiliary drives, belt tensioners, and transmission components.
– **Material Handling**: Food processing, packaging lines, and logistics automation.
– **Precision Equipment**: Printing machinery, textile manufacturing, and robotics.
By integrating **NSK Pillow Block Bearing Units** into your systems, you benefit from a proven solution that enhances performance, reduces downtime, and lowers total cost of ownership. Whether in high-load industrial applications or precision automotive systems, NSK’s engineering excellence ensures smooth, reliable motion control for the long haul.
Designations | Nominal Dimensions | Basic Load Ratings | Included products | |||||||
---|---|---|---|---|---|---|---|---|---|---|
d mm |
H mm |
L mm |
J mm |
H2 mm |
Cr kN |
C0r kN |
Bearing | Housing | ||
140 |
200 |
620 |
500 |
390 |
253 |
246 |
UC328D1 |
P328D1 |
||
100 |
170 |
490 |
410 |
335 |
205 |
179 |
UK322D1 |
IP322D1 |
||
115 |
180 |
600 |
480 |
355 |
229 |
214 |
UK326D1 |
P326D1 |
||
140 |
200 |
590 |
500 |
400 |
253 |
246 |
UC328D1 |
IP328D1 |
||
105 |
140 |
490 |
380 |
280 |
184 |
153 |
UC321D1 |
PG321D1 |
||
115 |
200 |
550 |
470 |
390 |
229 |
214 |
UK326D1 |
IP326D1 |
||
140 |
200 |
620 |
500 |
390 |
253 |
246 |
UC328D1 |
PG328D1 |
||
105 |
140 |
490 |
380 |
280 |
184 |
153 |
UC321D1 |
P321D1 |
||
120 |
160 |
570 |
450 |
320 |
207 |
185 |
UC324D1 |
PG324D1 |
||
140 |
200 |
620 |
500 |
390 |
253 |
246 |
UC328D1 |
P328D1 |
||
105 |
140 |
490 |
380 |
280 |
184 |
153 |
UC321D1 |
P321D1 |
||
120 |
160 |
570 |
450 |
320 |
207 |
185 |
UC324D1 |
P324D1 |
||
140 |
200 |
620 |
500 |
390 |
253 |
246 |
UC328D1 |
P328D1 |
||
105 |
140 |
490 |
380 |
280 |
184 |
153 |
UC321D1 |
P321D1 |
||
120 |
160 |
570 |
450 |
320 |
207 |
185 |
UC324D1 |
P324D1 |
||
110 |
150 |
520 |
400 |
300 |
205 |
179 |
UC322D1 |
PG322D1 |
||
120 |
160 |
570 |
450 |
320 |
207 |
185 |
UC324D1 |
P324D1 |
||
110 |
150 |
520 |
400 |
300 |
205 |
179 |
UC322D1 |
P322D1 |
||
120 |
170 |
510 |
430 |
345 |
207 |
185 |
UC324D1 |
IP324D1 |
||
110 |
150 |
520 |
400 |
300 |
205 |
179 |
UC322D1 |
P322D1 |