**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.
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 |
|
300 |
420 |
73 |
3 |
1160000 |
950 |
|
400 |
540 |
85 |
4 |
1640000 |
750 |
|
500 |
670 |
103 |
5 |
2390000 |
600 |
|
300 |
480 |
109 |
5 |
2190000 |
710 |
|
400 |
620 |
132 |
6 |
3250000 |
530 |
|
500 |
750 |
150 |
6 |
4350000 |
450 |
|
300 |
540 |
145 |
6 |
3500000 |
630 |
|
400 |
710 |
185 |
7.5 |
5400000 |
450 |
|
500 |
870 |
224 |
9.5 |
7850000 |
340 |
|
320 |
440 |
73 |
3 |
1190000 |
950 |
|
420 |
580 |
95 |
5 |
2010000 |
670 |
|
320 |
500 |
109 |
5 |
2230000 |
670 |
|
420 |
650 |
140 |
6 |
3500000 |
500 |
|
320 |
580 |
155 |
7.5 |
3650000 |
560 |
|
420 |
730 |
185 |
7.5 |
5650000 |
450 |
|
340 |
460 |
73 |
3 |
1230000 |
900 |
|
440 |
600 |
95 |
5 |
2030000 |
670 |
|
340 |
540 |
122 |
5 |
2640000 |
630 |
|
440 |
680 |
145 |
6 |
3750000 |
480 |
|
340 |
620 |
170 |
7.5 |
4400000 |
530 |