Thrust Spherical Roller Bearings

**NSK Thrust Spherical Roller Bearings: Precision, Durability, and High-Load Performance for Demanding Applications**

In industries where heavy axial loads, misalignment compensation, and reliable performance under extreme conditions are critical, **NSK’s Thrust Spherical Roller Bearings** stand out as a premier solution. Engineered to deliver unmatched precision, durability, and load-bearing capacity, these bearings are a key component in heavy machinery, automotive systems, and precision equipment where operational efficiency and longevity are non-negotiable.

### **Technical Features & Design Advantages**
NSK’s Thrust Spherical Roller Bearings are designed with a **self-aligning capability**, thanks to their spherical raceway in the housing washer. This allows them to accommodate **shaft misalignment and mounting errors**, reducing stress and wear while maintaining smooth operation. The **asymmetric barrel-shaped rollers** optimize load distribution, significantly enhancing bearing life even under heavy axial and moderate radial loads.

Key features include:
– **High Load Capacity:** Engineered to withstand **heavy axial loads** and shock forces, making them ideal for applications like heavy presses, gearboxes, and mining equipment.
– **Robust Construction:** Premium-grade materials and advanced heat treatment processes ensure **resistance to wear, fatigue, and deformation** under continuous high-stress conditions.
– **Enhanced Lubrication Retention:** Optimized internal geometry promotes efficient lubricant distribution, reducing friction and heat generation for **longer service intervals**.
– **Sealed & Shielded Options:** Available with integrated sealing solutions to **prevent contamination** in harsh environments such as steel mills or construction machinery.

### **Performance Benefits for Industrial & Automotive Applications**
NSK’s Thrust Spherical Roller Bearings excel in applications requiring **high thrust load support with minimal friction**, ensuring energy efficiency and reduced maintenance costs. Their ability to compensate for misalignment makes them indispensable in:
– **Industrial Machinery:** Used in **hydraulic presses, extruders, and crane hooks** where axial forces dominate.
– **Mining & Construction Equipment:** Critical in **vibratory screens, crushers, and conveyor systems** exposed to heavy loads and vibration.
– **Marine & Wind Turbine Systems:** Withstand **variable thrust loads** while resisting corrosion in offshore environments.
– **Automotive Transmissions & Drivetrains:** Provide reliable axial load support in **heavy-duty trucks and off-road vehicles**.

### **Why Choose NSK Thrust Spherical Roller Bearings?**
NSK combines **precision engineering, rigorous testing, and advanced materials science** to deliver bearings that outperform competitors in reliability and efficiency. Whether in high-speed industrial automation or rugged off-road applications, these bearings ensure **extended operational life, reduced downtime, and lower total cost of ownership**.

For industries demanding **robust, high-performance thrust solutions**, NSK’s Thrust Spherical Roller Bearings represent the pinnacle of innovation in motion control technology.

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Designations Nominal Dimensions Basic Load Ratings Speeds
Limiting Speeds
d
mm
D
mm
T,T3
mm
r (min.)
mm
Ca
N
Oil (Oil-bath)
min-1
29372
360
560
122
5
2670000
600
29292
460
620
95
5
2060000
670
29452
260
480
132
6
2820000
710
29472
360
640
170
7.5
4200000
500
29392
460
710
150
6
4100000
450
29256
280
380
60
2.1
885000
1100
29472EM
360
640
170
7.5
5450000
500
29492
460
800
206
9.5
6750000
380
29356
280
440
95
5
1830000
800
29276
380
520
85
4
1620000
800
29296
480
650
103
5
2370000
600
29456
280
520
145
6
3400000
630
29376
380
600
132
6
3300000
560
29396
480
730
150
6
4150000
450
29456EM
280
520
145
6
3950000
630
29476
380
670
175
7.5
4800000
480
29496
480
850
224
9.5
7200000
360
29260
300
420
73
3
1160000
950
29280
400
540
85
4
1640000
750
292/500
500
670
103
5
2390000
600