**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 | ||
85 |
125 |
470 |
360 |
250 |
153 |
119 |
UK319D1 |
P319D1 |
||
90 |
127 |
432 |
337 |
244 |
133 |
105 |
UKX20D1 |
PX20D1 |
||
100 |
140 |
490 |
380 |
275 |
173 |
141 |
UC320D1 |
P320D1 |
||
85 |
125 |
470 |
360 |
250 |
153 |
119 |
UK319D1 |
P319D1 |
||
90 |
127 |
432 |
337 |
244 |
133 |
105 |
UKX20D1 |
PX20D1 |
||
100 |
140 |
490 |
380 |
275 |
173 |
141 |
UC320D1 |
P320D1 |
||
85 |
130 |
370 |
310 |
255 |
133 |
97 |
UC317D1 |
IP317D1 |
||
90 |
130 |
400 |
330 |
260 |
143 |
107 |
UC318D1 |
IP318D1 |
||
100 |
140 |
490 |
380 |
275 |
173 |
141 |
UC320D1 |
P320D1 |
||
85 |
150 |
410 |
340 |
285 |
153 |
119 |
UK319D1 |
IP319D1 |
||
90 |
140 |
490 |
380 |
275 |
173 |
141 |
UK320D1 |
P320D1 |
||
90 |
101.6 |
327 |
262 |
200 |
96 |
71.5 |
UC218D1 |
PG218D1 |
||
90 |
140 |
490 |
380 |
275 |
173 |
141 |
UK320D1 |
P320D1 |
||
90 |
101.6 |
327 |
262 |
200 |
96 |
71.5 |
UC218D1 |
P218D1 |
||
90 |
140 |
490 |
380 |
275 |
173 |
141 |
UK320D1 |
P320D1 |
||
90 |
101.6 |
327 |
262 |
200 |
96 |
71.5 |
UC218D1 |
P218D1 |
||
90 |
150 |
430 |
360 |
295 |
173 |
141 |
UK320D1 |
IP320D1 |
||
90 |
101.6 |
327 |
262 |
200 |
96 |
71.5 |
UC218D1 |
P218D1 |
||
95 |
125 |
470 |
360 |
250 |
153 |
119 |
UC319D1 |
PG319D1 |
||
90 |
101.6 |
381 |
283 |
206 |
109 |
82 |
UCX18D1 |
PX18D1 |