Custom colored rubber O-rings available in a wide range of sizes, colors, and specifications. With more than 3,500 existing O-ring tools and automatic Doss Machine inspection, we support fast sampling, stable quality, and flexible customization for sealing, identification, and assembly applications.
Our colored rubber O-rings are designed for applications that require reliable sealing performance and easy visual identification. Sizes, colors, materials, and specifications can be customized according to different assembly and sealing requirements.
O-rings can be produced in different colors to support product identification, assembly management, or application differentiation.
Smooth molded surface with a small parting line helps improve sealing consistency and product appearance.
Available from tiny sizes such as ID 0.60 × CS 0.20 mm to large sizes up to ID 1000.00 × CS 20.00 mm.
More than 3,500 sets of O-ring tools are available, helping reduce tooling cost for many standard and common sizes.
Automatic Doss Machine inspection can be used for 100% O-ring checking.
Samples, dimensions, colors, hardness, and specifications can be customized according to customer requirements.
Technical specifications for custom colored rubber O-rings used in sealing, identification, and assembly applications.
| Product Specifications | |
|---|---|
| Product Type | Colored Rubber O-Ring |
| Category | O-Rings |
| Color | Custom colors available |
| Size Range | ID 0.60 × CS 0.20 mm to ID 1000.00 × CS 20.00 mm |
| Surface Quality | Smooth surface with small parting line |
| Inspection | 100% checking available by Doss Machine |
| Tooling | 3,500+ existing O-ring tools |
| Tooling Charge | No tooling charge for matched existing tools |
With more than 3,500 existing O-ring tools, we can support a wide range of custom sizes and colors while helping reduce tooling costs for matched specifications.
Existing O-Ring Tools
Colors & Specifications
Colored rubber O-rings are used in sealing applications where color identification, assembly management, or visual differentiation is required.
We provide custom colored rubber O-ring manufacturing based on your required size, color, hardness, material, sample, or drawing.

O-rings can be produced in different colors according to product identification or branding requirements.
We help match existing tools based on your ID, CS, drawing, or sample to reduce tooling cost where possible.
Rubber compounds can be selected according to oil resistance, weather resistance, temperature resistance, or compliance needs.
Automatic Doss Machine inspection is available to support consistent O-ring quality.

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