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3000㎡+
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160
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3500
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The conical belleville spring washer is a widely used mechanical component in many types of machinery. Its main function is to provide preload, preventing bolts or screws from loosening. The washer has a unique double-cone shape, made up of several spring discs, which gives it greater load-bearing capacity than standard washers.
Thanks to its spring design, the washer also absorbs vibrations and shocks, helping to prevent the fasteners from loosening over time. The conical shape allows the washer to generate more pressure when compressed, which strengthens the connection between bolts or screws. The washer also has excellent vibration-absorbing, which helps minimize the chances of the connection loosening due to external forces.
The conical belleville spring washer is typically made from high-quality spring steel, with special heat treatment and processing to ensure excellent elasticity and durability. This makes it suitable for use in harsh conditions, where it can withstand high stress and temperature. Using these washers can increase the safety, stability, and lifespan of their equipment while lowering maintenance costs and preventing failures.
The conical belleville spring washers are used in various industries, such as automotive, aerospace, and power generation. In automotive applications, they help secure engine components. In aerospace, they are used to keep parts stable despite vibrations. They are also important in industrial machinery and power plants, where they improve safety and reduce the risk of mechanical failure.
Specification

|
Specification |
Outer Diameter |
Inner Diameter |
Thickness |
Elastic Height (mm) |
|
M2.5 |
4.55 - 4.8 |
2.7 - 2.95 |
0.45 |
0.9 |
|
M3 |
5.25 - 5.5 |
3.2 - 3.45 |
0.45 |
0.9 |
|
M4 |
6.7 - 7 |
4.3 - 4.6 |
0.5 |
1 |
|
M5 |
8.7 - 9 |
5.3 - 5.6 |
0.6 |
1.1 |
|
M6 |
9.7 - 10 |
6.4 - 6.7 |
0.7 |
1.2 |
|
M8 |
12.64 - 13 |
8.4 - 8.76 |
0.8 |
1.4 |
|
M10 |
15.64 - 16 |
10.5 - 10.86 |
1 |
1.6 |
|
M12 |
17.57 - 18 |
13 - 13.43 |
1.1 |
1.7 |
|
M14 |
21.57 - 22 |
15 - 15.43 |
1.2 |
2 |
|
M16 |
23.57 - 24 |
17 - 17.43 |
1.3 |
2.1 |
|
M20 |
29.48 - 30 |
21 - 21.52 |
1.5 |
2.4 |
|
M25 |
35.48-36 |
25.6-26.1 |
2 |
2.35-3.1 |
|
M27 |
38.48-39 |
28.6-29.1 |
2.5 |
2.85-3.6 |
|
M30 |
44-46 |
31-32 |
1.8 |
2.6-3.6 |
Product Picture






Production Process










Quality Control









Surface Treatment
Offer a variety of surface treatments for our screws to meet different needs and environmental conditions. Such as zinc plating, nickel plating, hot-dip galvanizing, anodizing, zinc nickel alloy, dacromet coating, phosphating, etc.

Custom Service
With 18 years of experience in the fasteners area, Zeyao Hardware specializes in manufacturing custom fasteners, including screws, bolts, nuts, rivets, standoffs, spacers, wrenches, pins, and more. Welcome to send your inquiries to get a free quote.

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