BEST SELLER

Piston Seal Ring

Custom piston seal rings designed for automotive, faucet, electrical equipment, medical equipment, home appliance housing, sanitary, and agricultural applications. Available with custom materials, colors, hardness levels, and specifications to support reliable sealing performance in different assembly environments.

Request a Quote
Key Features

Custom Seal Rings for Stable Assembly Performance

Our piston seal rings are designed for applications that require stable sealing, smooth molded quality, and flexible customization. Materials, hardness, color, and specifications can be adjusted according to different product requirements.

  • Custom Seal Ring Structure

    Piston seal rings can be customized according to drawings, samples, grooves, dimensions, or installation requirements.

  • Flexible Hardness Range

    Hardness can be customized from 10 to 90 Shore A to meet different compression, flexibility, and sealing needs.

  • Custom Color Options

    Color can be produced as per request to match product identification, assembly needs, or application requirements.

  • Smooth Surface Finish

    Smooth molded surface with a small parting line helps improve sealing contact, product appearance, and assembly consistency.

  • Quality Inspection Support

    IATF 16949 certified production support is available, with inspection standards based on AQL 1.0 / 0.65 / 0.15 and C=0 zero-defect requirements.

  • In-House Tooling Capability

    In-house tooling with two CNC machines operating 24 hours per day helps reduce tooling cost and support custom mold development.

Technical Data

Specifications & Materials

Technical specifications for custom piston seal rings used in automotive, faucet, electrical equipment, medical equipment, home appliance housing, sanitary, and agricultural applications.

Product Specifications
Product Name Custom Piston Seal Rings
Product Category Seals
Compound Material Meets ASTM D2000
Compliance Options FDA, NSF, RoHS, REACH
Material Brands ZEON, LANXESS, Dow Corning, DuPont
Hardness 10–90 Shore A
Color As per request
Package PE Bag, Carton
Sample Lead Time About 8 Days
Mass Production Lead Time 12–18 Days
Application Automotive, faucet, electrical equipment, medical equipment, home appliance housing, sanitary, agriculture
Surface Quality Smooth surface with small parting line
Quality System IATF 16949 Certified
Inspection Standard AQL 1.0 / 0.65 / 0.15, C=0 Zero Defect
Tooling In-house tooling, 2 CNC machines operating 24H per day

Available Compounds

  • NBR Rubber

    NBR can be selected for piston seal rings that require oil resistance, wear resistance, and stable sealing performance in general industrial or automotive applications.

    Oil Resistant Wear Resistant General Sealing
  • EPDM Rubber

    EPDM is suitable for seal rings used in water, weather, ozone, and aging-resistant applications.

    Water Resistant Weather Resistant Ozone Resistant
  • Silicone Rubber

    Silicone rubber provides good flexibility and temperature resistance. FDA or NSF compliant grades can be selected when required.

    Flexible Temperature Resistant FDA Available
  • HNBR Rubber

    HNBR offers improved heat, oil, and wear resistance, making it suitable for more demanding automotive and industrial sealing environments.

    Heat Resistant Oil Resistant Durable
  • FKM Rubber

    FKM can be selected for high-performance seal rings requiring strong resistance to heat, chemicals, oils, or fuels.

    Chemical Resistant High Temperature Premium Grade
  • PU Rubber

    PU can be selected for seal ring applications requiring wear resistance, mechanical strength, and durable sealing performance.

    Wear Resistant Durable High Strength

Custom Seal Ring Development and Fast Production

With in-house tooling and CNC machining support, we provide custom piston seal ring development from sample confirmation to mass production.

  • 8 Days

    Sample Lead Time

  • 12–18 Days

    Mass Production Lead Time

Where It's Used

Application Scenarios

Custom piston seal rings are suitable for sealing applications across automotive, faucet, electrical, medical, appliance, sanitary, and agricultural products.

  • Automotive Components

    Used in automotive assemblies requiring custom rubber seal rings and stable sealing performance.

  • Faucet Applications

    Suitable for faucet-related sealing positions where compression and material compliance may be required.

  • Electrical Equipment

    Used in electrical equipment assemblies requiring sealing, protection, or insulating rubber components.

  • Medical Equipment

    FDA or NSF available materials can be selected for medical equipment sealing applications.

  • Home Appliance Housing

    Applied in appliance housings, covers, and connection points requiring rubber seal rings.

  • Agricultural Equipment

    Suitable for agricultural equipment exposed to dust, moisture, and outdoor working conditions.

OEM & Custom

Custom Piston Seal Ring Design

We provide custom piston seal rings based on your drawings, samples, material requirements, hardness, color, package, and application environment.

  • Drawing and Sample Customization

    Piston seal rings can be customized according to drawings, samples, groove dimensions, and installation requirements.

  • Material and Compliance Selection

    Rubber compounds and compliance options can be selected according to FDA, NSF, RoHS, REACH, sealing media, and working conditions.

  • Color and Hardness Customization

    Color and hardness can be adjusted to match product identification, assembly requirements, and sealing performance.

  • Tooling and Inspection Support

    In-house tooling and inspection support are available, including AQL inspection standards and C=0 zero-defect requirements.

You May Also Need

Related Products

Explore complementary sealing solutions from our comprehensive product catalog.

View More Products