Pillow Block Bearing Units

**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.

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Designations Nominal Dimensions Basic Load Ratings Included products
d
mm
H
mm
L
mm
J
mm
H2
mm
Cr
kN
C0r
kN
Bearing Housing
Z-UKP212D1
55
69.8
241
184
138
52.5
36
UK212D1
P212D1
ZM-UKP212D1
55
69.8
241
184
138
52.5
36
UK212D1
P212D1
C-UKP212D1
55
69.8
241
184
138
52.5
36
UK212D1
P212D1
CM-UKP212D1
55
69.8
241
184
138
52.5
36
UK212D1
P212D1
UCPX11D1
55
69.8
260
184
137
52.5
36
UCX11D1
PX11D1
C-UCPX11D1
55
69.8
260
184
137
52.5
36
UCX11D1
PX11D1
CM-UCPX11D1
55
69.8
260
184
137
52.5
36
UCX11D1
PX11D1
UKPX12D1
55
76.2
286
203
151
57.5
40
UKX12D1
PX12D1
C-UKPX12D1
55
76.2
286
203
151
57.5
40
UKX12D1
PX12D1
CM-UKPX12D1
55
76.2
286
203
151
57.5
40
UKX12D1
PX12D1
UCIP211D1
55
80
230
180
148
43.5
29.2
UC211D1
IP211D1
UKIP212D1
55
80
260
200
155
52.5
36
UK212D1
IP212D1
UCPG311D1
55
80
310
236
154
71.5
45
UC311D1
PG311D1
UCP311D1
55
80
310
236
154
71.5
45
UC311D1
P311D1
C-UCP311D1
55
80
310
236
154
71.5
45
UC311D1
P311D1
CM-UCP311D1
55
80
310
236
154
71.5
45
UC311D1
P311D1
UKP312D1
55
85
330
250
165
82
52
UK312D1
P312D1
C-UKP312D1
55
85
330
250
165
82
52
UK312D1
P312D1
CM-UKP312D1
55
85
330
250
165
82
52
UK312D1
P312D1
UCPE212D1
60
69.8
220
184
137
52.5
36
UC212D1
PE212D1
UCPG212D1
60
69.8
241
184
138
52.5
36
UC212D1
PG212D1
UCP212D1
60
69.8
241
184
138
52.5
36
UC212D1
P212D1
Z-UCP212D1
60
69.8
241
184
138
52.5
36
UC212D1
P212D1
ZM-UCP212D1
60
69.8
241
184
138
52.5
36
UC212D1
P212D1