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Rubber Sealing Rings

Standard and custom rubber sealing rings available in AS568, metric, and JIS sizes for automotive, electrical equipment, and home appliance housing applications. Manufactured with customizable hardness, smooth surface quality, and fast lead times to support both sample testing and mass production.

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Key Features

Multi-Standard Rubber Sealing Rings for Fast Supply

Our rubber sealing rings are designed for standard and customized sealing requirements across automotive, electrical, and appliance applications. With AS568, metric, and JIS size options, we support quick sample preparation, stable production, and reliable quality inspection.

  • Multi-Standard Size Options

    Available in AS568, metric, and JIS sizes to meet different sealing groove and assembly requirements.

  • Fast Sampling and Production

    Samples can be prepared in about 3 days, with mass production lead time around 5 days.

  • Wide Size Capability

    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.

  • Smooth Surface Finish

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

  • Flexible Hardness Range

    Hardness can be customized from 40 to 90 Shore A for different compression and sealing needs.

  • 100% Inspection Available

    Automatic Doss Machine inspection can be used for 100% O-ring checking.

Technical Data

Specifications & Materials

Technical specifications for standard and custom rubber sealing rings used in automotive, electrical equipment, and home appliance housing applications.

Product Specifications
Product Type Rubber Sealing Rings
Parent Category O-Rings
Category Rubber Sealing Rings
Size Standards AS568, Metric, JIS
Compound Material Meets ASTM D2000
Compliance Options UL, FDA, NSF, RoHS, REACH
Material Brands ZEON, DuPont
Hardness 40–90 Shore A
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
Sample Lead Time About 3 Days
Mass Production Lead Time About 5 Days
Applications Automotive, electrical equipment, home appliance housing

Available Compounds

  • NBR Rubber

    NBR is commonly used for rubber sealing rings requiring oil resistance, abrasion resistance, and general industrial sealing performance.

    Oil Resistant Abrasion Resistant General Use
  • EPDM Rubber

    EPDM is suitable for sealing rings exposed to weather, ozone, aging, moisture, or water-based environments.

    Weather Resistant Ozone Resistant Water Resistant
  • FKM Rubber

    FKM is used for sealing rings requiring strong resistance to heat, chemicals, oils, and fuels.

    Chemical Resistant High Temperature Premium Grade
  • HNBR Rubber

    HNBR provides improved heat, oil, and wear resistance compared with standard nitrile rubber, making it suitable for demanding automotive sealing applications.

    Heat Resistant Oil Resistant Durable
  • Silicone Rubber

    Silicone rubber offers excellent flexibility and temperature resistance. FDA or NSF compliant grades can be selected when specific compliance requirements are needed.

    Flexible Temperature Resistant FDA Available
  • Neoprene Rubber

    Neoprene provides balanced resistance to abrasion, weathering, and mild chemicals, suitable for general-purpose sealing ring applications.

    Abrasion Resistant Weather Resistant General Purpose

Fast Supply for Standard Sealing Ring Sizes

With AS568, metric, and JIS size options, we support fast sample delivery and short mass production lead times for standard and custom rubber sealing ring projects.

  • 3 Days

    Sample Lead Time

  • 5 Days

    Mass Production Lead Time

Where It's Used

Application Scenarios

Rubber sealing rings are used in assemblies where compact sealing, leakage control, and flexible rubber compression are required.

  • Automotive Sealing

    Used in automotive systems requiring compact rubber sealing rings and reliable compression performance.

  • Electrical Equipment

    Suitable for electrical equipment assemblies where sealing and component protection are required.

  • Home Appliance Housing

    Applied in appliance housings requiring rubber sealing around covers, openings, or connection points.

  • Standard Groove Sealing

    Suitable for AS568, metric, and JIS groove designs requiring matched sealing ring dimensions.

  • General Equipment Assemblies

    Used in equipment where rubber sealing rings help reduce leakage, dust entry, or component exposure.

OEM & Custom

Custom Rubber Sealing Ring Manufacturing

We provide standard and custom rubber sealing ring manufacturing based on your size standard, drawing, sample, material requirement, hardness range, and application environment.

  • Standard Size Matching

    AS568, metric, and JIS sealing ring sizes can be matched according to your groove or assembly requirements.

  • Drawing and Sample Customization

    Rubber sealing rings can be customized according to drawings, samples, or specific dimensions.

  • Material and Hardness Selection

    Rubber compounds and hardness levels can be selected based on oil resistance, weather resistance, heat resistance, flexibility, or compliance needs.

  • Inspection and Fast Production

    100% O-ring checking is available by Doss Machine, with fast support for sample orders and mass production.

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