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Internal Reverse Circlips-M1308 JV

The internal reverse circlips for the hole is a kind of elastic element used for connecting and fixing parts. Its function is to form a certain preload force on the connecting parts to ensure the reliability and sealing of the connection. When installed, its elastic deformation is in the opposite direction to that of the ordinary elastic circlips for the hole.

Material: conventional carbon steel and stainless steel (65Mn, C67S, 2Cr13, 304, 1.4122, etc.).

Surface treatment: all kinds of conventional standard treatment, such as phosphating, Dacromet, Jumet, zinc plating, zinc nickel plating, electrophoresis, and so on.

d1: specification/nominal size; S: thickness; d3: outer diameter; b: shoulder width; d5: small hole; Wt: weight; FN: groove bearing capacity; FR: retaining ring bearing capacity (right angle); g: chamfer size; FRg: retaining ring bearing capacity (chamfer);

Internal Reverse Circlips-M1308 JV

d1 S Tol d3 Tol b Tol d5 Min Wt(g) d2 Tol m Min t n FN(KN) FR(KN) g FRg(KN) K N·mm
10
0.6
–0.05
10.9
+0.42 –0.13
1.5
±0.1
0.9
0.15
10.5
+0.11
0.7
0.25
0.7
0.52
1.7
0.5
1
5.7
12
0.6
–0.05
13.1
+0.42 –0.13
1.8
±0.1
1
0.25
12.6
+0.11
0.7
0.3
0.9
0.75
1.8
0.8
1
5.5
15
0.8
–0.05
16.1
+0.42 –0.13
2
±0.1
1
0.41
15.7
+0.11
0.9
0.35
1
1.33
3.3
1
1.9
11
16
1
–0.06
17.3
+0.42 –0.13
2.1
±0.1
1.3
0.53
16.8
+0.11
1.1
0.4
1.2
1.67
5.2
1
3.1
22.7
17
1
–0.06
18.3
+0.42 –0.13
2.1
±0.1
1.3
0.58
17.8
+0.11
1.1
0.4
1.2
1.7
5.8
1
3
21.2
18
1
–0.06
19.5
+0.42 –0.13
2.2
±0.1
1.3
0.62
19
+0.15
1.1
0.5
1.5
1.78
6.3
1
3
20.4
19
1
–0.06
20.5
+0.42 –0.13
2.2
±0.1
1.3
0.66
20
+0.15
1.1
0.5
1.5
2.5
6.6
1
2.8
19.2
20
1
–0.06
21.5
+0.42 –0.13
2.3
±0.1
1.3
0.8
21
+0.15
1.1
0.5
1.5
2.66
7
1
2.9
19
21
1
–0.06
22.5
+0.42 –0.13
2.4
±0.1
1.3
0.81
22
+0.15
1.1
0.5
1.5
2.73
7.4
1
2.8
18.5
22
1
–0.06
23.5
+0.42 –0.13
2.4
±0.1
1.3
0.83
23
+0.15
1.1
0.5
1.5
2.8
7.5
1
2.8
17.8
24
1.2
–0.06
25.9
+0.42 –0.21
2.8
±0.1
1.5
1.3
25.2
+0.21
1.3
0.6
1.8
3.68
14.5
1
4.8
29.9
25
1.2
–0.06
26.9
+0.42 –0.21
2.8
±0.1
1.5
1.4
26.2
+0.21
1.3
0.6
1.8
4
14.8
1
5
30.6
26
1.2
–0.06
27.9
+0.42 –0.21
3
±0.1
1.5
1.5
27.2
+0.21
1.3
0.6
1.8
4.17
15.3
1
5.2
31.4
27
1.2
–0.06
29.1
+0.42 –0.21
3
±0.1
1.5
1.53
28.4
+0.21
1.3
0.7
2.1
5
15
1
5.1
29.9
28
1.2
–0.06
30.1
+0.50 –0.25
3.1
±0.1
1.5
1.8
29.4
+0.21
1.3
0.7
2.1
5.1
15.3
1
5.2
30.4
30
1.2
–0.06
32.1
+0.50 –0.25
3.2
±0.1
1.5
2.03
31.4
+0.25
1.3
0.7
2.1
5.5
14.9
1
5.1
29
32
1.2
–0.06
34.4
+0.50 –0.25
3.3
±0.1
1.5
2.05
33.7
+0.25
1.3
0.85
2.5
7
14.1
1
4.9
27.4
33
1.2
–0.06
35.5
+0.50 –0.25
3.3
±0.1
1.5
2.35
34.7
+0.25
1.3
0.85
2.5
7.3
13.8
1
4.8
26.6
35
1.5
–0.06
37.8
+0.50 –0.25
3.4
±0.1
1.7
3.2
37
+0.25
1.6
1
3
9.2
26.4
1.5
6.3
49.6
36
1.5
–0.06
38.8
+0.50 –0.25
3.6
±0.1
1.7
3.23
38
+0.25
1.6
1
3
9.7
27.5
1.5
6.6
51.5
38
1.5
–0.06
40.8
+0.50 –0.25
3.8
±0.1
1.7
3.68
40
+0.25
1.6
1
3
10.2
28
1.5
6.7
51.2
40
1.75
–0.06
43.5
+0.90 –0.39
4.2
±0.2
2
4.75
42.5
+0.25
1.85
1.25
3.8
13.5
45.5
2
8.4
82.5
42
1.75
–0.06
45.5
+0.90 –0.39
4.2
±0.2
2
5.2
44.5
+0.25
1.85
1.25
3.8
14.1
45.5
2
8.5
82.5
45
1.75
–0.06
48.5
+0.90 –0.39
4.2
±0.2
2
6
47.5
+0.25
1.85
1.25
3.8
15
44
2
8.4
79.5
47
1.75
–0.06
50.5
+1.10 –0.46
4.7
±0.2
2
6.5
49.5
+0.25
1.85
1.25
3.8
15.8
45
2
8.7
81.3
48
1.75
–0.06
51.5
+1.10 –0.46
4.7
±0.2
2
7
50.5
+0.3
1.85
1.25
3.8
16
48
2
9.1
85.8
50
2
–0.07
54.2
+1.10 –0.46
5.2
±0.2
2.5
8.5
53
+0.3
2.15
1.5
4.5
20
69
2
13.4
124
52
2
–0.07
56.2
+1.10 –0.46
5.2
±0.2
2.5
9
55
+0.3
2.15
1.5
4.5
20.8
66.5
2
13.3
121
55
2
–0.07
59.2
+1.10 –0.46
5.2
±0.2
2.5
10
58
+0.3
2.15
1.5
4.5
22.2
66
2
13.3
118
57
2
–0.07
61.2
+1.10 –0.46
5.2
±0.2
2.5
10.25
60
+0.3
2.15
1.5
4.5
23
65
2
13.1
115
58
2
–0.07
62.2
+1.10 –0.46
5.2
±0.2
2.5
10.5
61
+0.3
2.15
1.5
4.5
23.3
64
2
12.9
113
60
2
–0.07
64.2
+1.10 –0.46
5.2
±0.2
2.5
11.25
63
+0.3
2.15
1.5
4.5
24.2
62
2
12.7
111
62
2
–0.07
66.2
+1.10 –0.46
5.2
±0.2
2.5
11.75
65
+0.3
2.15
1.5
4.5
25
60
2
12.3
107
65
2.5
–0.07
69.2
+1.10 –0.46
5.7
±0.2
2.5
16.25
68
+0.3
2.65
1.5
4.5
25.8
122
2.5
20.6
218
67
2.5
–0.07
71.5
+1.10 –0.46
5.7
±0.3
2.5
17.3
70
+0.3
2.65
1.5
4.5
26.8
122
2.5
20.8
218
68
2.5
–0.07
72.5
+1.10 –0.46
5.7
±0.3
2.5
17.75
71
+0.3
2.65
1.5
4.5
27.2
123
2.5
21
220
72
2.5
–0.07
76.5
+1.10 –0.46
6
±0.3
2.5
19.6
75
+0.3
2.65
1.5
4.5
28.8
119
2.5
20.8
214
80
2.5
–0.07
85.5
+1.30 –0.54
6
±0.3
2.5
22.9
83.5
+0.35
2.65
1.75
5.3
37.4
110
2.5
19.6
196
85
3
–0.08
90.5
+1.30 –0.54
6.6
±0.3
3
30
88.5
+0.35
3.15
1.75
5.3
39.7
176
3
27.2
318
90
3
–0.08
95.5
+1.30 –0.54
6.6
±0.3
3
33
93.5
+0.35
3.15
1.75
5.3
42
169
3
26.6
309
95
3
–0.08
100.5
+1.30 –0.54
7.4
±0.3
3
37.5
98.5
+0.35
3.15
1.75
5.3
43.5
168
3
27
315
100
3
–0.08
105.5
+1.30 –0.54
7.4
±0.3
3
41.9
103.5
+0.35
3.15
1.75
5.3
46.7
165
3
26.8
312
About Us
Anhui Ningguo Dongbo Fastener Co., Ltd.
Dongbo was established in September 2005 with a registered capital of 47.72 million. It is located in the national Ningguo Economic and Technological Development Zone, covers an area of ​​91 acres, and currently has more than 420 employees. As a Custom Internal Reverse Circlips-M1308 JV Suppliers and Internal Reverse Circlips-M1308 JV Company, the company has been focusing on the production of retaining rings for 46 years, producing washers (round, butterfly, spherical), retaining rings, elastic cylindrical pins and other series of products and non-standard customized stamping parts. It is a high-tech enterprise with large scale, multiple varieties, complete specifications, and integrated manufacturing, R&D and sales in the industry.
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Internal Reverse Circlips-M1308 JV Industry knowledge

Innovative Design of M1308 JV Internal Reverse Circlips – A Dongbo Specialty

The M1308 JV Internal Reverse Circlips are specialized elastic elements designed for connecting and fixing parts within a hole. Unlike conventional circlips, these reverse circlips exhibit elastic deformation in the opposite direction during installation. This unique feature ensures superior preload force on connecting components, enhancing both the reliability and sealing of the connection.

Whether used in automotive assemblies, machinery, or other industrial applications, the M1308 JV Internal Reverse Circlips deliver unmatched performance under demanding conditions. Their innovative design makes them an ideal choice for applications requiring precise tension control and long-term durability.

Material Excellence: Built to Last
At Dongbo Fastener, we understand that material selection plays a critical role in product performance. The M1308 JV Internal Reverse Circlips are crafted from high-quality materials, including:

Conventional carbon steel (e.g., 65Mn, C67S)
Stainless steel (e.g., 2Cr13, 304, 1.4122)
These materials ensure exceptional strength, corrosion resistance, and fatigue endurance, making the circlips suitable for a wide range of environments, from standard industrial settings to highly corrosive conditions.

Surface Treatment Options: Tailored to Your Needs
To further enhance durability and adaptability, the M1308 JV Internal Reverse Circlips undergo various surface treatments, such as:

Phosphating for improved wear resistance
Dacromet and Jumet coatings for enhanced corrosion protection
Zinc plating and zinc-nickel plating for aesthetic appeal and rust prevention
Electrophoresis for uniform coating thickness
These customizable options allow customers to select the perfect finish for their specific application requirements, ensuring optimal performance and longevity.

Why Choose Dongbo Fastener’s M1308 JV Internal Reverse Circlips?
As a leader in the fastener industry since 1977, Anhui Ningguo Dongbo Fastener Co., Ltd. has built a reputation for excellence in manufacturing retaining rings, washers, elastic cylindrical pins, and other precision components. Here’s why our M1308 JV Internal Reverse Circlips stand out:

1. Decades of Expertise
With over 46 years of experience in producing retaining rings and related products, Dongbo Fastener combines traditional craftsmanship with modern technology to deliver top-tier solutions.

2. Innovative Capabilities
Our strong focus on research and development enables us to create innovative designs like the M1308 JV Internal Reverse Circlips. From mass-produced standard parts to fully customized solutions, we have the expertise to meet diverse application needs.

3. Comprehensive Manufacturing Process
Located in the National Ningguo Economic and Technological Development Zone, our state-of-the-art facility spans 91 acres and employs more than 530 skilled professionals. This integrated setup allows us to maintain strict quality control at every stage of production.

4. Customer-Centric Approach
At Dongbo, we believe in forging long-term partnerships with our clients. By understanding their unique challenges and requirements, we provide tailored solutions that exceed expectations.

Applications Across Industries
The versatility of the M1308 JV Internal Reverse Circlips makes them indispensable across multiple sectors, including:
Automotive : Ensuring secure connections in engine assemblies and suspension systems
Machinery : Providing reliable fixation in heavy-duty equipment
Aerospace : Meeting stringent standards for safety and precision
General Manufacturing : Supporting a wide array of assembly processes

The M1308 JV Internal Reverse Circlips represent the pinnacle of Dongbo Fastener’s innovative capabilities. Designed with precision, manufactured with care, and tailored to meet your specific needs, these circlips embody our dedication to quality and customer satisfaction.

When you choose Anhui Ningguo Dongbo Fastener Co., Ltd., you’re not just purchasing a product—you’re investing in decades of expertise, advanced technology, and a commitment to excellence. Let us help you achieve seamless connections and reliable performance with our M1308 JV Internal Reverse Circlips.

For more information about our products or to discuss your custom requirements, contact us today. Together, we can build a future defined by innovation and success.