Spherical Roller Bearings

**NSK Spherical Roller Bearings: Precision Motion for Demanding Industrial Applications**

In the world of precision motion and control, NSK stands as a leader in delivering high-performance bearing solutions designed to meet the rigorous demands of modern industrial machinery, automotive systems, and precision equipment. Among NSK’s extensive portfolio of roller bearings, **Spherical Roller Bearings** stand out for their exceptional load capacity, self-aligning capability, and durability—making them indispensable in applications where misalignment, heavy loads, and harsh operating conditions are common challenges.

### **Technical Features & Design Excellence**
NSK’s Spherical Roller Bearings are engineered with a robust double-row barrel-shaped roller design, paired with a spherical outer ring raceway. This unique construction allows the bearings to accommodate **both radial and axial loads simultaneously**, while compensating for **shaft misalignment**—a critical advantage in machinery subject to deflection or mounting inaccuracies. Key technical features include:

– **High Load Capacity:** Optimized roller geometry and advanced heat treatment processes ensure superior resistance to dynamic and static loads, extending service life even under extreme stress.
– **Self-Alignment Capability:** The spherical outer ring design permits up to **2-3 degrees of angular misalignment**, reducing stress concentrations and preventing premature failure in applications where shaft deflection or housing distortion occurs.
– **Enhanced Lubrication & Sealing:** NSK incorporates advanced sealing solutions and lubrication technologies to minimize friction, reduce wear, and prevent contamination—critical for bearings operating in dirty or high-temperature environments.
– **Precision-Grade Manufacturing:** Manufactured to tight tolerances using high-quality steel and advanced grinding techniques, NSK Spherical Roller Bearings deliver smooth, vibration-free operation essential for precision equipment.

### **Performance Advantages for Industrial & Automotive Applications**
NSK’s Spherical Roller Bearings excel in applications requiring **high reliability, long service life, and minimal maintenance**. Their ability to handle heavy loads and misalignment makes them ideal for:

– **Industrial Machinery:** Used in gearboxes, conveyors, crushers, and mining equipment where shock loads and misalignment are prevalent.
– **Material Handling & Construction Equipment:** Essential for cranes, excavators, and heavy-duty pulleys where durability under variable loads is critical.
– **Automotive & Transportation:** Applied in truck axles, transmissions, and off-road vehicles that demand robust performance under harsh conditions.
– **Wind Turbines & Energy Systems:** Trusted in renewable energy applications where reliability and minimal downtime are paramount.

### **Conclusion: Engineered for Reliability & Efficiency**
NSK Spherical Roller Bearings represent the pinnacle of precision motion control, combining innovative design with high-performance materials to deliver unmatched reliability in the most demanding environments. Whether in heavy industry, automotive systems, or precision machinery, NSK’s bearings ensure **smooth operation, extended service life, and reduced maintenance costs**—reinforcing NSK’s reputation as a global leader in advanced bearing technology.

For industries that demand **durability, precision, and efficiency**, NSK Spherical Roller Bearings provide the optimal solution to enhance performance and productivity.

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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
23236CAME4
180
320
112
4
1620000
2110000
1100
23236CAMKE4
180
320
112
4
1620000
2110000
1100
23932CAME4
160
220
45
2
450000
675000
1400
1800
23932CAMKE4
160
220
45
2
450000
675000
1400
1800
23032CAME4
160
240
60
2.1
675000
955000
1300
1700
23032CAMKE4
160
240
60
2.1
675000
955000
1300
1700
23032CDE4
160
240
60
2.1
675000
955000
1300
1700
23032CDKE4
160
240
60
2.1
675000
955000
1300
1700
24032CAME4
160
240
80
2.1
845000
1260000
1100
1400
24032CAMK30E4
160
240
80
2.1
845000
1260000
1100
1400
24032CE4
160
240
80
2.1
845000
1260000
1100
1400
24032CK30E4
160
240
80
2.1
845000
1260000
1100
1400
23132CAME4
160
270
86
2.1
1070000
1400000
1000
1300
23132CAMKE4
160
270
86
2.1
1070000
1400000
1000
1300
23132CE4
160
270
86
2.1
1070000
1400000
1000
1300
23132CKE4
160
270
86
2.1
1070000
1400000
1000
1300
24132CAME4
160
270
109
2.1
1240000
1670000
1000
1300
24132CAMK30E4
160
270
109
2.1
1240000
1670000
1000
1300
24132CE4
160
270
109
2.1
1300000
1760000
1000
1300
24132CK30E4
160
270
109
2.1
1300000
1760000
1000
1300
22232CAME4
160
290
80
3
1140000
1320000
1200
1500
22232CAMKE4
160
290
80
3
1140000
1320000
1200
1500
22232CDE4
160
290
80
3
1140000
1320000
1200
1500
22232CDKE4
160
290
80
3
1140000
1320000
1200
1500