**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 | ||
| 120 | 160 | 570 | 450 | 320 | 207 | 185 | UC324D1 | P324D1 | ||
| 120 | 160 | 570 | 450 | 320 | 207 | 185 | UC324D1 | P324D1 | ||
| 120 | 160 | 570 | 450 | 320 | 207 | 185 | UC324D1 | P324D1 | ||
| 120 | 170 | 510 | 430 | 345 | 207 | 185 | UC324D1 | IP324D1 | ||
| 125 | 200 | 590 | 500 | 400 | 253 | 246 | UK328D1 | IP328D1 | ||
| 125 | 200 | 620 | 500 | 390 | 253 | 246 | UK328D1 | P328D1 | ||
| 125 | 200 | 620 | 500 | 390 | 253 | 246 | UK328D1 | P328D1 | ||
| 125 | 200 | 620 | 500 | 390 | 253 | 246 | UK328D1 | P328D1 | ||
| 130 | 180 | 600 | 480 | 355 | 229 | 214 | UC326D1 | PG326D1 | ||
| 130 | 180 | 600 | 480 | 355 | 229 | 214 | UC326D1 | P326D1 | ||
| 130 | 180 | 600 | 480 | 355 | 229 | 214 | UC326D1 | P326D1 | ||
| 130 | 180 | 600 | 480 | 355 | 229 | 214 | UC326D1 | P326D1 | ||
| 130 | 200 | 550 | 470 | 390 | 229 | 214 | UC326D1 | IP326D1 | ||
| 140 | 200 | 590 | 500 | 400 | 253 | 246 | UC328D1 | IP328D1 | ||
| 140 | 200 | 620 | 500 | 390 | 253 | 246 | UC328D1 | PG328D1 | ||
| 140 | 200 | 620 | 500 | 390 | 253 | 246 | UC328D1 | P328D1 | ||
| 140 | 200 | 620 | 500 | 390 | 253 | 246 | UC328D1 | P328D1 | ||
| 85 | 112 | 420 | 320 | 220 | 133 | 97 | UC317D1 | PG317D1 | ||
| 85 | 112 | 420 | 320 | 220 | 133 | 97 | UC317D1 | P317D1 | ||
| 85 | 112 | 420 | 320 | 220 | 133 | 97 | UC317D1 | P317D1 | ||
| 85 | 112 | 420 | 320 | 220 | 133 | 97 | UC317D1 | P317D1 | ||
| 85 | 125 | 470 | 360 | 250 | 153 | 119 | UK319D1 | P319D1 | ||
| 85 | 125 | 470 | 360 | 250 | 153 | 119 | UK319D1 | P319D1 | ||
| 85 | 125 | 470 | 360 | 250 | 153 | 119 | UK319D1 | P319D1 | ||
