Nut

**Introduction to NSK Bearing Accessories Nut: Precision, Reliability, and Performance in Motion Control**

In the world of precision motion and control, every component plays a critical role in ensuring efficiency, durability, and optimal performance. Among these components, the **NSK Bearing Accessories Nut** stands out as a vital element designed to enhance the functionality and longevity of bearing systems in demanding industrial, automotive, and precision equipment applications. Engineered with meticulous attention to detail, NSK’s accessory nuts provide secure fastening, precise alignment, and reliable load distribution—key factors in minimizing vibration, reducing wear, and maintaining operational accuracy.

### **Technical Features and Design Excellence**
The NSK Bearing Accessories Nut is crafted from high-quality materials, such as hardened steel or corrosion-resistant alloys, ensuring exceptional strength and durability under high-stress conditions. Its precision-threaded design guarantees a tight, backlash-free fit, which is crucial for maintaining bearing preload and preventing axial displacement in rotating assemblies. Key features include:

– **Optimized Thread Geometry**: Ensures smooth engagement with mating components, reducing the risk of cross-threading and improving installation efficiency.
– **Surface Treatments**: Advanced coatings, such as phosphate or zinc plating, enhance corrosion resistance and reduce friction, extending service life in harsh environments.
– **Locking Mechanisms**: Some variants incorporate integrated locking features (e.g., nylon inserts or metal deformation zones) to prevent loosening due to vibration or dynamic loads.

### **Performance Advantages for Demanding Applications**
NSK’s accessory nuts are engineered to deliver unmatched performance in critical applications where precision and reliability are non-negotiable. By ensuring consistent clamping force and alignment, these nuts contribute to:

– **Reduced Maintenance Downtime**: Secure fastening minimizes bearing wear and prevents premature failure, lowering total cost of ownership.
– **Enhanced System Rigidity**: Improved load distribution helps maintain precision in high-speed spindles, robotics, and CNC machinery.
– **Vibration Damping**: Tight tolerances and secure locking mitigate vibration-induced noise and fatigue, essential for automotive drivetrains and industrial gearboxes.

### **Typical Applications Across Industries**
The versatility of NSK Bearing Accessories Nuts makes them indispensable in a wide range of applications, including:

– **Industrial Machinery**: Used in spindle units, conveyor systems, and heavy-duty gearboxes where precise bearing retention is critical.
– **Automotive Systems**: Ideal for wheel hubs, transmission assemblies, and electric vehicle (EV) motor bearings, ensuring safety and performance under dynamic loads.
– **Precision Equipment**: Applied in medical devices, semiconductor manufacturing tools, and aerospace actuators, where micron-level accuracy is paramount.

By integrating NSK’s Bearing Accessories Nut into your motion control systems, you benefit from a component designed to meet the highest standards of quality and performance. Whether in high-speed automation, heavy industrial equipment, or cutting-edge automotive technologies, NSK’s engineering expertise ensures reliability when it matters most.

For industries that demand precision, durability, and seamless operation, the NSK Bearing Accessories Nut is a trusted solution—delivering the stability and performance needed to keep systems running smoothly, efficiently, and without compromise.

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Designations Shaft diameter (Reference) Basic Dimensions Associated products
d
mm
d2
mm
B
mm
G Stopper Lock-Washer
HN106
480
670
80
Tr530x6
ANL100
500
580
68
Tr500x5
ALL96
HNL108
500
630
68
Tr540x6
AN100
500
630
80
Tr500x5
AL100
HN110
500
700
80
Tr550x6
AN36
180
230
27
M180x3
AW36
ANL38
190
220
28
M190x3
AWL38
AN38
190
240
28
M190x3
AW38
HNL41
190
250
30
Tr205x4
HN42
190
270
30
Tr210x4
ANL40
200
240
29
M200x3
AWL40
AN40
200
250
29
M200x3
AW40
HNL43
200
260
30
Tr215x4
HN44
200
280
32
Tr220x4
ANL44
220
260
30
Tr220x4
ALL44
AN44
220
280
32
Tr220x4
AL44
HNL47
220
280
34
Tr235x4
HN48
220
300
34
Tr240x4
ANL48
240
290
34
Tr240x4
ALL48
AN48
240
300
34
Tr240x4
AL44
HNL52
240
310
34
Tr260x4
HN52
240
330
36
Tr260x4
ANL52
260
310
34
Tr260x4
ALL48
AN52
260
330
36
Tr260x4
AL52