ZeYao: A Chinese manufacturer of custom retaining rings

Zeyao Fastener Factory
Huizhou ZeYao Hardware Products Co., Ltd. is a Chinese manufacturer of custom retaining rings and precision fastening solutions with over 19 years of experience. We specialize in producing inner retaining rings, outer retaining rings, E-rings, retaining rings, spring rings, and various custom retaining rings for OEM and industrial applications. With over 160 advanced production lines and a monthly capacity exceeding 10 million pieces, we can produce standard and custom retaining rings in various materials, sizes, and surface finishes. Our engineering team can manufacture products based on customer drawings, samples, or technical specifications, providing reliable OEM and ODM solutions to global customers.
Our retaining rings are widely used in the automotive, industrial machinery, electronics, construction, renewable energy, agricultural equipment, medical devices, and automation systems industries. We have an ISO 9001 certified quality management system and are committed to providing global customers with consistently high-quality products, stable production, and on-time delivery.
Production experience
Production equipment
Monthly production capacity
Partners
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E Type External CirclipE-Type External Circlips are common shaft fasteners, also known as E-type retaining rings or E-type snap rings. They feature a unique "E"-shaped structure that securely holds the component within...view more
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Crescent RingsThe crescent rings, also known as C-shaped circlips, are spring fasteners shaped like the letter “C.” They are designed to fit into shafts or holes, using their elasticity to prevent axial...view more
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Bowed W RingsThe bowed W rings are a type of retaining ring used to secure parts against movement on a shaft. The ring's inner diameter is slightly smaller than the shaft. They are installed on the shaft and...view more
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Single-Turn Spiral External Retaining RingsThe single-turn spiral external retaining rings are made from flat wire wound into a smooth, earless design. Unlike traditional stamped rings, they do not have sharp edges or protruding ears,...view more
Specification
|
Specification |
Outer Diameter |
Inner Diameter |
Thickness |
|
M1.2 |
3.4 |
0.9 |
0.3 |
|
M1.5 |
4 |
1.2 |
0.4 |
|
M2 |
5 |
1.7 |
0.4 |
|
M2.5 |
6 |
2.2 |
0.4 |
|
M3 |
7 |
2.5 |
0.6 |
|
M3.5 |
8 |
3 |
0.6 |
|
M4 |
9 |
3.5 |
0.8 |
|
M5 |
10 |
4.5 |
0.8 |
|
M6 |
12 |
5.5 |
1 |
|
M7 |
14 |
6.7 |
1 |
|
M8 |
16 |
7.5 |
0.8 |
|
M8 |
16 |
7.5 |
1 |
|
M9 |
18 |
8 |
1 |
|
M10 |
19.7 |
9.5 |
1 |
|
M12 |
24 |
10.5 |
1.2 |
|
M15 |
30 |
13 |
1.5 |
Types of Retaining Rings We Manufacture
As a professional custom retaining ring manufacturer in China, Zeyao Hardware supplies a wide range of retaining rings for different shaft and bore retention applications. Whether you need standard retaining rings or custom-designed solutions, we can manufacture products according to international standards or your specific engineering requirements.
Internal Retaining Rings
Internal retaining rings are installed inside a bore or housing to securely hold bearings, bushings, gears, and other components in place. They are widely used in automotive transmissions, hydraulic systems, industrial machinery, and precision equipment where reliable internal retention is required.
External Retaining Rings
External retaining rings are designed to fit around a shaft and prevent axial movement of components. They are commonly used in motors, gearboxes, agricultural machinery, pumps, and mechanical assemblies that require secure shaft positioning.
E-Clips
E-clips provide a quick and efficient fastening solution for grooved shafts. Their simple installation and removal make them ideal for automotive assemblies, household appliances, electronic products, and light industrial equipment.
Snap Rings
Snap rings are one of the most widely used retaining solutions for rotating equipment. Available in various sizes and materials, they provide dependable retention for bearings, gears, pulleys, and other mechanical components while allowing easy maintenance and replacement.
Custom Retaining Rings
In addition to standard products, we specialize in manufacturing custom retaining rings based on customer drawings, samples, or technical specifications. Our engineering team supports non-standard dimensions, special materials, custom hardness, surface finishes, and application-specific designs for demanding industrial projects.
Advantages of Retaining Ring
Cheaper compared to other fastening methods
Use less raw material for a given size
Reduce and avoid complex machinings such as threads and undercuts
Compact design
It can be assembly quicker
No special training is required for assembly
Lightweight
Easy to install
Unlike threaded alternatives, significantly reduce the production cost
Applications of Retaining Ring

Food & Beverage Industry
During food and beverage processing the product often moves through many filtration processes in order to remove impurities. To achieve the required level of filtration there are many filters installed throughout the manufacturing equipment. The appropriate material and size Retaining Ring is often the method of choice to hold these filters in place. Retaining rings are easy to install and can aid with the alignment of the filters.

Medical Industry
Due to their small size and availability in stainless steel and other special alloys, retaining rings can lend themselves to utilization in surgical instruments, imaging devices and implants. Moreover, they don’t have gaps or lugs making them ideal for tight radial applications.

Automotive Industry
The cars we use today can’t function without the help of retaining rings. They are present in many major and minor components of automobiles. Whether you think of Lifesaving airbags or smooth functioning gear transmission systems, retaining rings play a major role in their functioning. Some of the components where retaining rings are present include: gearboxes, rearview mirrors, steering system, brake pedal assemblies, valves etc.

Oil & Gas Industry
Like other industry applications, retaining rings are very popular in Oil & Gas Industry. Retaining Rings are used in Ball Valves, Gate Valves, Coiled Tubing, Electronic Chassis & Delivery Tools. Often oil and gas industry applications involve extreme environmental conditions, retaining rings are also manufactured in a range of special materials which can withstand these harsh conditions.
Retaining Ring Customization Options
Custom Sizes
Whether you need miniature retaining rings for precision electronics or large-diameter retaining rings for heavy industrial equipment, our production facilities can meet a wide range of size and tolerance requirements.
01
Material Selection
We offer retaining rings made of carbon steel, stainless steel (201, 304, and 316), alloy steel, spring steel, and other materials to achieve the optimal balance of strength, corrosion resistance, and service life.
02
Surface Finishes
To enhance corrosion resistance and durability, we offer a variety of surface finishes, including galvanizing, blackening, phosphating, nickel plating, Geomet coating, and other custom finishes to meet your brand promotion and supply chain needs.
03
OEM Branding and Packaging
We provide customized packaging solutions for distributors, wholesalers, and OEM brands, including private label packaging, logo printing, barcode labels, custom cartons, and retail packaging to meet your brand promotion and supply chain needs.
04
Packaging and Shipping
|
Packaging |
Plastic bag + outer carton + pallets |
|
Shipping |
We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc. |
Other Ordering Service Information
Payment Methods
T/T, L/c,Western Union, Alipay etc
Payment Terms
1)Full payment, 2)30% Advanced payment and 70%balance payment.
Package Methods
8Boxes/carton, 20-25kg/carton, 36-48 cartons/pallet.
Leading Time
5-7 Days for standard parts and 12-30 working days for customized items.
Our Certificate

Why Choose Zeya Hardware?
With over 19 years of manufacturing experience, Zeya Hardware has become a trusted supplier of custom retaining rings and precision fastening solutions for global clients.
Extensive Manufacturing Experience
We have accumulated extensive expertise in producing standard and custom retaining rings for a wide range of industrial applications, supporting projects ranging from simple to complex.
Advanced Production Capacity
Our factory is equipped with over 160 production lines, covering stamping, CNC machining, heat treatment, surface treatment, and quality inspection. With a monthly capacity exceeding 10 million pieces, we can efficiently handle both prototype orders and high-volume production.
OEM and Custom Engineering Support
We produce retaining rings based on our clients' drawings, samples, or technical requirements. Our engineering team assists clients with material selection, design optimization, and manufacturing solutions to help improve product performance and production efficiency.
Rigorous Quality Management
Each batch of products undergoes comprehensive inspection before shipment to ensure consistent quality, reliable performance, and dimensional uniformity.
Global Export Experience
Our products are exported to North America, Europe, Southeast Asia, and other international markets. We understand global quality standards and provide timely and effective support throughout the sourcing process.




FAQ
We're professional retaining ring manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale customized retaining ring made in China here from our factory.
Single-Turn Spiral External Retaining Rings, E Type External Circlip, Bevelled Circlips
