Language

+86-563-4186973

Submit feedback

Crescent E-Clip for Shaft Applications-M1800 Suppliers

Home / Products / External Circlips / Crescent E-Clip for Shaft Applications-M1800

Product Categories

Clear all

Specification/Nominal Size

Contact Us

Crescent E-Clip for Shaft Applications-M1800

Crescent E-Clip, shaped like a crescent moon, with crescent-shaped open-end retaining ring, clamping retaining ring, and other common name, generally used in the shaft to fix bearings, gears, and other parts with the retaining ring, through the clamping of the shaft to achieve the axial fixation of the parts to ensure that the parts will not be axial displacement or loosening in the process of movement.

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

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

d1: specification/nominal size; S: thickness; d3: inner diameter; d4: outer diameter; b: shoulder width; Wt: weight; FN: groove bearing capacity; FR: retaining ring bearing capacity (right angle); g: chamfer size; FRg: retaining ring bearing capacity (chamfer); nabl: limiting speed;

Crescent E-Clip for Shaft Applications-M1800

d1 S Tol d3 Tol b d4 Wt(g) d2 Tol m (Min) FN(KN) FR(KN) g FRg(KN) n ablx1000
3
0.4
–0.05
2.18
± 0.06
0.9
3.98
0.02
2.3
–0.07
0.44
0.35
0.24
0.5
0.4
0.4
4
0.4
–0.05
3
± 0.06
1
5
0.04
3.2
–0.07
0.44
0.4
0.37
0.5
0.4
0.4
5
0.4
–0.05
3.82
± 0.06
1.1
6.02
0.06
4.1
–0.07
0.44
0.45
0.5
0.5
0.4
0.4
6
0.4
–0.05
4.64
± 0.06
1.2
7.04
0.08
5
–0.07
0.44
0.5
0.63
0.5
0.4
0.4
7
0.4
–0.05
5.46
± 0.06
1.3
8.06
0.1
5.9
–0.07
0.44
0.55
0.76
0.5
0.4
0.4
8
0.4
–0.05
6.28
± 0.06
1.4
9.08
0.12
6.8
–0.07
0.44
0.6
0.89
0.5
0.4
0.4
9
0.4
–0.05
7.1
± 0.06
1.5
10.1
0.14
7.7
–0.07
0.44
0.65
1.02
0.5
0.4
0.4
10
0.4
–0.05
7.92
± 0.06
1.6
11.12
0.16
8.6
–0.07
0.44
0.7
1.15
0.5
0.4
0.4
11
0.4
–0.05
8.74
± 0.06
1.7
12.14
0.18
9.5
–0.07
0.44
0.75
1.28
0.5
0.4
0.4
12
0.4
–0.05
9.56
± 0.06
1.8
13.16
0.2
10.4
–0.07
0.44
0.8
1.41
0.5
0.4
0.4
13
0.4
–0.05
10.38
± 0.06
1.9
14.18
0.22
11.3
–0.07
0.44
0.85
1.54
0.5
0.4
0.4
14
0.4
–0.05
11.2
± 0.06
2
15.2
0.24
12.2
–0.07
0.44
0.9
1.67
0.5
0.4
0.4
15
0.4
–0.05
12.02
± 0.06
2.1
16.22
0.26
13.1
–0.07
0.44
0.950000000000001
1.8
0.5
0.4
0.4
16
0.4
–0.05
12.84
± 0.06
2.2
17.24
0.28
14
–0.07
0.44
1
1.93
0.5
0.4
0.4
17
0.4
–0.05
13.66
± 0.06
2.3
18.26
0.3
14.9
–0.07
0.44
1.05
2.06
0.5
0.4
0.4
18
0.4
–0.05
14.48
± 0.06
2.4
19.28
0.32
15.8
–0.07
0.44
1.1
2.19
0.5
0.4
0.4
19
0.4
–0.05
15.3
± 0.06
2.5
20.3
0.34
16.7
–0.07
0.44
1.15
2.32
0.5
0.4
0.4
20
0.4
–0.05
16.12
± 0.06
2.6
21.32
0.36
17.6
–0.07
0.44
1.2
2.45
0.5
0.4
0.4
21
0.4
–0.05
16.94
± 0.06
2.7
22.34
0.38
18.5
–0.07
0.44
1.25
2.58
0.5
0.4
0.4
22
0.4
–0.05
17.76
± 0.06
2.8
23.36
0.4
19.4
–0.07
0.44
1.3
2.71
0.5
0.4
0.4
23
0.4
–0.05
18.58
± 0.06
2.9
24.38
0.42
20.3
–0.07
0.44
1.35
2.84
0.5
0.4
0.4
24
0.4
–0.05
19.4
± 0.06
3
25.4
0.44
21.2
–0.07
0.44
1.4
2.97
0.5
0.4
0.4
25
0.4
–0.05
20.22
± 0.06
3.1
26.42
0.46
22.1
–0.07
0.44
1.45
3.1
0.5
0.4
0.4
26
0.4
–0.05
21.04
± 0.06
3.2
27.44
0.48
23
–0.07
0.44
1.5
3.23
0.5
0.4
0.4
27
0.4
–0.05
21.86
± 0.06
3.3
28.46
0.5
23.9
–0.07
0.44
1.55
3.36
0.5
0.4
0.4
28
0.4
–0.05
22.68
± 0.06
3.4
29.48
0.52
24.8
–0.07
0.44
1.6
3.49
0.5
0.4
0.4
29
0.4
–0.05
23.5
± 0.06
3.5
30.5
0.54
25.7
–0.07
0.44
1.65
3.62
0.5
0.4
0.4
30
0.4
–0.05
24.32
± 0.06
3.6
31.52
0.56
26.6
–0.07
0.44
1.7
3.75
0.5
0.4
0.4
31
0.4
–0.05
25.14
± 0.06
3.7
32.54
0.58
27.5
–0.07
0.44
1.75
3.88
0.5
0.4
0.4
32
0.4
–0.05
25.96
± 0.06
3.8
33.56
0.6
28.4
–0.07
0.44
1.8
4.01
0.5
0.4
0.4
33
0.4
–0.05
26.78
± 0.06
3.9
34.58
0.62
29.3
–0.07
0.44
1.85
4.14
0.5
0.4
0.4
34
0.4
–0.05
27.6
± 0.06
4
35.6
0.64
30.2
–0.07
0.44
1.9
4.27
0.5
0.4
0.4
35
0.4
–0.05
28.42
± 0.06
4.1
36.62
0.66
31.1
–0.07
0.44
1.95
4.4
0.5
0.4
0.4
36
0.4
–0.05
29.24
± 0.06
4.2
37.64
0.68
32
–0.07
0.44
2
4.53
0.5
0.4
0.4
37
0.4
–0.05
30.06
± 0.06
4.3
38.66
0.7
32.9
–0.07
0.44
2.05
4.66
0.5
0.4
0.4
38
0.4
–0.05
30.88
± 0.06
4.4
39.68
0.72
33.8
–0.07
0.44
2.1
4.79
0.5
0.4
0.4
39
0.4
–0.05
31.7
± 0.06
4.5
40.7
0.74
34.7
–0.07
0.44
2.15
4.92
0.5
0.4
0.4
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 Crescent E-Clip for Shaft Applications-M1800 Suppliers and Crescent E-Clip for Shaft Applications-M1800 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.
Certificate Of Honor
  • CNAS
  • IATF16949
  • Certificates
  • ISO14001
  • Certificates
  • Certificates
  • Certificates
  • Certificates
  • Certificates
  • Certificates
  • Certificates
  • Certificates

News

  • Oct 31,2025

    Beveled Retaining Rings Functional Guide

    Preload Mechanics and Axial Retention Advantages A beveled retaining ring delivers axial retention by applying a controlled radial spring force combined with axial thrust, formed by the angled cross-section. This structu...

    View More
  • Oct 23,2025

    Common Applications of Snap Rings in Machinery and Equipment

    1. Automotive Systems Snap rings play a critical role in automotive assemblies where reliable part retention and compact design are essential. They prevent components from moving axially while allowing for efficient asse...

    View More
  • Oct 16,2025

    What Are 1.4122 Circlips, and What Distinguishes Them from Circlips Made of Other Stainless Steel Grades?

    1.4122 circlips are precision-engineered retaining rings manufactured from 1.4122 stainless steel, a martensitic chromium steel known for its high hardness, strength, and moderate corrosion resistance. These circlips are...

    View More
  • Oct 11,2025

    What Are the Differences Between Standard, Heavy-Duty, and Stainless Steel External Circlips?

    External circlips are essential components in mechanical assemblies, serving as retaining rings that securely hold shafts, bearings, gears, and other cylindrical parts in place. They are widely used in automotive, indust...

    View More
Crescent E-Clip for Shaft Applications-M1800 Industry knowledge

Axial Fixation Made Easy: Benefits of Using M1800 Crescent E-Clips in Mechanical Design

Crescent E-Clips, also known as crescent-shaped open-end retaining rings or clamping retaining rings, are named for their distinctive crescent moon-like shape. These clips are designed to fit snugly around a shaft, providing robust axial retention for components like bearings, gears, pulleys, and sprockets. The M1800 model, in particular, is engineered to deliver exceptional performance under demanding conditions, making it an ideal choice for a wide range of mechanical applications.

Key Benefits of Using M1800 Crescent E-Clips
1. Effortless Installation and Removal
One of the standout features of the M1800 Crescent E-Clip is its ease of installation. Unlike traditional retaining methods that may require complex tools or processes, these clips can be installed quickly using simple hand tools. Their open-ended design allows them to slide easily onto the shaft, while their spring-like tension ensures a secure grip once in place. Additionally, they can be removed just as effortlessly when maintenance or replacement is needed, saving time and labor costs.

2. Superior Axial Retention
The primary function of any retaining ring is to prevent axial movement, and the M1800 Crescent E-Clip excels in this regard. Its unique crescent shape provides uniform pressure distribution along the shaft, effectively locking components in position and preventing unwanted displacement. Whether your application involves high-speed rotation or heavy loads, the M1800 ensures stability and reliability.

3. Versatile Material Options
To meet diverse operational requirements, the M1800 Crescent E-Clip for Shaft Applications is available in both conventional carbon steel and stainless steel variants. Common materials include 65Mn , C67S , 2Cr13 , 304 , and 1.4122 , each offering specific advantages depending on the environment. For example:

Carbon Steel : Ideal for general-purpose applications requiring strength and durability.
Stainless Steel : Perfect for corrosive environments or applications involving exposure to moisture or chemicals.
This versatility makes the M1800 suitable for industries ranging from automotive and aerospace to marine and agriculture.

4. Enhanced Durability Through Surface Treatments
Surface treatment plays a crucial role in extending the lifespan of fasteners. Anhui Ningguo Dongbo Fastener offers a variety of standard surface treatments for the M1800 Crescent E-Clip, including:

Phosphating : Provides corrosion resistance and improves lubricity.
Dacromet and Jumet Coatings : Offer superior protection against rust and wear.
Zinc Plating and Zinc-Nickel Plating : Enhance resistance to environmental factors.
Electrophoresis : Delivers excellent adhesion and aesthetic appeal.
These advanced treatments ensure that the M1800 performs consistently even in harsh operating conditions.

5. Cost-Effective Solution
Compared to alternative methods of axial fixation, such as threaded fasteners or custom machining, the M1800 Crescent E-Clip offers significant cost savings. Its standardized design eliminates the need for expensive modifications, while its reusability reduces long-term maintenance expenses. For businesses looking to optimize their budgets without compromising quality, the M1800 is an intelligent choice.

Applications Across Industries
The adaptability of the M1800 Crescent E-Clip makes it indispensable across multiple sectors:

Automotive : Securing components in engines, transmissions, and drivetrains.
Industrial Machinery : Supporting gears, pulleys, and conveyor systems.
Aerospace : Ensuring precision and reliability in flight-critical assemblies.
Renewable Energy : Facilitating efficient operation in wind turbines and solar trackers.
Marine : Withstanding saltwater exposure and vibration in shipboard equipment.

Since its establishment in September 2005, Anhui Ningguo Dongbo Fastener Co., Ltd. has been synonymous with innovation, quality, and customer satisfaction. With over four decades of experience in producing retaining rings, washers, elastic cylindrical pins, and other precision fasteners, the company has earned a reputation as a global leader in the industry. Located in the prestigious Ningguo Economic and Technological Development Zone, Dongbo boasts state-of-the-art manufacturing facilities, a skilled workforce of more than 530 employees, and a commitment to continuous improvement.

Dongbo’s dedication to excellence extends beyond mass production to include comprehensive customization services. From standard products to tailored solutions, the company leverages its strong technical capabilities to address even the most challenging application needs. As a testament to its expertise, Dongbo holds numerous patents and certifications, solidifying its status as a high-tech enterprise.