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The steel-insert locking nuts are designed to prevent loosening and ensure secure connections, especially in applications subject to vibrations. The core feature of steel-insert locking nuts is their ability to create an interference fit between the nut and the bolt threads. This fit is achieved by the deformation of the threads when they are tightened, which increases the friction and effectively locks the nut in place.
Steel-insert locking nuts can be made from different metals to handle various temperatures, which makes them versatile for different applications. These locking nuts offer excellent performance in environments with high vibrations. As the nut is tightened, the threads of the nut deform slightly to fit tightly around the bolt threads, which increases the friction and prevents the nut from loosening.
These nuts are commonly used in construction and railway equipment and are ideal for applications in heavy machinery, automotive, and industrial equipment which require secure, long-lasting connections.
There is no need for special tools or washers to install these nuts, they can be used in most standard applications. Compared to other advanced locking systems, steel-insert locking nuts are an affordable solution for preventing loosening and increasing the lifespan of connections.
Specification
|
Diameter |
Pitch |
h |
s |
||
|
max |
min |
max |
min |
||
|
M3 |
0.5 |
4 |
3.7 |
5.3 |
4.92 |
|
M4 |
0.7 |
5 |
4.5 |
7 |
6.78 |
|
M5 |
0.8 |
5.3 |
4.8 |
8 |
7.78 |
|
M6 |
1 |
5.9 |
5.4 |
10 |
9.78 |
|
M8 |
1/1.25 |
7.1 |
6.44 |
13 |
12.73 |
|
M10 |
1/1.25/1.75 |
9 |
8.04 |
16 |
15.73 |
|
M12 |
1.25/1.5/1.75 |
11.6 |
10.37 |
18 |
17.73 |
|
M14 |
1.5/2 |
13.2 |
12.1 |
21 |
20.67 |
|
M16 |
1.5/2 |
15.2 |
14.1 |
24 |
23.67 |
|
M18 |
1.5/2/2.5 |
17 |
15.01 |
27 |
26.16 |
|
M20 |
1.5/2/2.5 |
19 |
16.9 |
30 |
29.16 |
|
M22 |
1.5/2/2.5 |
21 |
18.1 |
34 |
33 |
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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