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O-Rings

O-rings are indispensable sealing components that offer reliable and leakage of fluids or gases across a wide range of applications. They find extensive use in diverse industries, including automotive, manufacturing, oil and gas, food and pharmaceuticals, etc. When choosing an O-ring, it's crucial to consider factors such as inner diameter, thickness or wire diameter, materials, for example, Nitrile Rubber, Silicon Rubber, Fluoro Rubber, etc. and operating environments such as Heat Resistant, Chemical Resistant, and so on. To ensure top-quality products, trusted brands like MISUMI, ESCO, NOK, and RS Pro are highly recommended.
Enjoy the convenience of FREE SHIPPING and NO MINIMUM ORDER on O Ring and related products, for example, O Ring gauge, O Ring Cord, and Back Up Ring. If you have any doubts or need assistance in selecting the right product, our experts are ready to provide advice and guidance.
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  • You can add up to 6 items per a category to the compare list. Sale

    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    O-Rings/P Series
    Sale

    O-Rings/P Series

    MISUMI

    O-Rings/P SeriesThe O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 2.8 to 79.6● Thickness (mm.) : 1.9, 2, 2.4, 3, 3.5 and 5.7● Material and Operating Temperature Range (℃)Nitrile Rubber -> -30 to 100 ℃Silicone Rubber -> -50 to 200 ℃Fluoro Rubber -> -15 to 200 ℃Ethylene Propylene Rubber -> -45 to 130 ℃[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases between two components

    • Volume Discount
    CAD :
    2D / 3D
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    11.8 ~ 35.7 2.4 ~ 3.5 P (For Mounting, Dynamic) Nitrile Rubber / Silicon Rubber Mineral Oil Resistant / Heat Resistant / Abrasion Resistant
    From: 12,094 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Ring - JIS B 2401 - P Series (Static/Dynamic application)
    Sale

    O-Ring - JIS B 2401 - P Series (Static/Dynamic application)

    NOK

    NOK's new JIS-compliant O-ring.

    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    64.6 5.7 P (For Mounting, Dynamic) Nitrile Rubber Mineral Oil Resistant / Heat Resistant / Abrasion Resistant
    From: 20,320 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Rings/S Series
    O-Rings/S Series
    O-Rings/S Series
    O-Rings/S Series
    Sale

    O-Rings/S Series

    MISUMI

    O-Rings/S SeriesThe O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 2.5 to 49.5● Thickness (mm.) : 1.5 and 2● Material and Operating Temperature Range (℃)Nitrile Rubber -> -30 to 100 ℃Silicone Rubber -> -50 to 200 ℃Fluoro Rubber -> -15 to 200 ℃[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases between two components

    • Volume Discount
    CAD :
    2D / 3D
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    15.5 ~ 49.5 1.5 ~ 2 S (for Low Voltage Mounting) Nitrile Rubber / Fluoro Rubber Mineral Oil Resistant / Heat Resistant / Abrasion Resistant / Chemical Resistant
    From: 16,056 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Ring, ISO Equivalent General Industrial Use Series (Static application)
    Sale

    O-Ring, ISO Equivalent General Industrial Use Series (Static application)

    NOK

    O-Ring, ISO Equivalent General Industrial Use Series (Static application)The O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 1.8 to 670● Thickness (mm.) : 1.8, 2.65, 3.55, 5.3 and 7● Material :JIS symbol : NBR-70-1Old JIS symbol : Class 1ANOK symbol : A305[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases for static application

    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    11.8 ~ 200 1.8 ~ 3.55 ISO (for general industrial applications) Nitrile Rubber Mineral Oil Resistant
    From: 11,320 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Ring JIS B 2401 - G Series (Static application)
    Sale

    O-Ring JIS B 2401 - G Series (Static application)

    NOK

    O-Ring JIS B 2401 - G Series (Static application)The O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 24.4 to 499.3● Thickness (mm.) : 3.1 and 5.7● Applications Environment : Heat Resistant or Mineral Oil Resistant● Material : Nitrile Rubber, Silicone Rubber and Fluoro Rubber[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases between two components

    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    34.4 ~ 229.3 3.1 ~ 5.7 G (For Mounting) Nitrile Rubber / Fluoro Rubber Mineral Oil Resistant / Heat Resistant
    From: 16,703 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Ring NOK S Series (Static application)
    Sale

    O-Ring NOK S Series (Static application)

    NOK

    O-Ring NOK S Series (Static application)The O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 2.5 to 149.5● Thickness (mm.) : 1.5 and 2● Applications Environment : Heat Resistant or Mineral Oil Resistant● Material (NOK Number) :Nitrile Rubber (A305)Fluoro Rubber (F201)[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases for static application

    • Volume Discount
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    38.5 ~ 119.5 2 S (for Low Voltage Mounting) Nitrile Rubber Mineral Oil Resistant
    From: 8,500 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Rings/G Series
    O-Rings/G Series
    O-Rings/G Series
    O-Rings/G Series
    Sale

    O-Rings/G Series

    MISUMI

    O-Rings/G SeriesThe O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 24.4 to 169.3● Thickness (mm.) : 3.1 and 5.7● Material and Operating Temperature Range (℃)Nitrile Rubber -> -30 to 100 ℃Silicone Rubber -> -50 to 200 ℃Fluoro Rubber -> -15 to 200 ℃[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases between two components

    • Volume Discount
    CAD :
    2D / 3D
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    54.4 ~ 69.4 3.1 G (For Mounting) Nitrile Rubber / Fluoro Rubber Mineral Oil Resistant / Heat Resistant / Abrasion Resistant / Chemical Resistant
    From: 31,486 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Rings/P Series/Chemical/Heat Resistant
    O-Rings/P Series/Chemical/Heat Resistant
    O-Rings/P Series/Chemical/Heat Resistant
    Sale

    O-Rings/P Series/Chemical/Heat Resistant

    MISUMI

    O-Rings/P Series/Chemical/Heat ResistantThe O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 2.8 to 29.7● Thickness (mm.) : 1.9, 2.4 and 3.5● Material : Perfluoro Rubber● Max Operating Temperature Range (℃) / PropertiesMPPEM -> 260 ℃ / Chemical ResistantMPPEJ -> 320 ℃ / Special Heat Resistant[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases for mounting dynamic application

    • Volume Discount
    CAD :
    2D / 3D
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    6.8 ~ 9.8 1.9 P (For Mounting, Dynamic) Fluoro Rubber Heat Resistant / Chemical Resistant
    From: 384,724 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Ring NOK SS Series (Static application)
    Sale

    O-Ring NOK SS Series (Static application)

    NOK

    O-Ring NOK SS Series (Static application)The O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 1.8 to 11.5● Thickness (mm.) : 1● Applications Environment : Heat Resistant or Mineral Oil Resistant● Material (NOK Number) :Nitrile Rubber (A305)Fluoro Rubber (F201)[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases for static application

    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    4 1 SS (for Low Voltage Mounting) Fluoro Rubber Heat Resistant
    From: 27,590 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
  • You can add up to 6 items per a category to the compare list. Sale

    O-Rings/V Series/AS Series
    O-Rings/V Series/AS Series
    O-Rings/V Series/AS Series
    Sale

    O-Rings/V Series/AS Series

    MISUMI

    O-Rings/V Series/AS SeriesThe O Ring is a commonly employed sealing component found in automation machines across a wide range of industries.[Feature]● Inner Diameter Minimum/ Maximum (mm.) : 0.14 to 173● Thickness (mm.) : 1.02, 1.27, 1.52, 1.78 and 4● Applications Environment : Heat Resistant or Mineral Oil Resistant● Material and Operating Temperature Range (℃)Nitrile Rubber -> -30 to 100 ℃Fluoro Rubber -> -15 to 200 ℃[Application]O-rings are utilized across multiple industries to prevent the leakage of fluids or gases for vacuum flange application

    • Volume Discount
    CAD :
    2D / 3D
    Inner Dia. d(Ø) Wire Dia. W(mm) Type Material Environment, Applications
    173 4 V (For Vacuum Flanges) Fluoro Rubber Heat Resistant
    From: 210,816 VND
    Special Price
    Days to Ship: Số ngày giao hàng: Same day
    day to ship Same day
BrandNhãn hiệu
Product SeriesDòng sản phẩm
CADCAD
From
Days to ShipSố ngày giao hàng
Inner Dia. d(Ø)
Wire Dia. W(mm)
Type
Material
Environment, Applications

    You can add up to 6 items per a category to the compare list.Sale

    O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series
      O-Rings/P Series

        You can add up to 6 items per a category to the compare list.Sale

        O-Ring - JIS B 2401 - P Series (Static/Dynamic application)

            You can add up to 6 items per a category to the compare list.Sale

            O-Rings/S Series
              O-Rings/S Series
              O-Rings/S Series
              O-Rings/S Series

                You can add up to 6 items per a category to the compare list.Sale

                O-Ring, ISO Equivalent General Industrial Use Series (Static application)

                    You can add up to 6 items per a category to the compare list.Sale

                    O-Ring JIS B 2401 - G Series (Static application)

                        You can add up to 6 items per a category to the compare list.Sale

                        O-Ring NOK S Series (Static application)

                            You can add up to 6 items per a category to the compare list.Sale

                            O-Rings/G Series
                              O-Rings/G Series
                              O-Rings/G Series
                              O-Rings/G Series

                                You can add up to 6 items per a category to the compare list.Sale

                                O-Rings/P Series/Chemical/Heat Resistant
                                  O-Rings/P Series/Chemical/Heat Resistant
                                  O-Rings/P Series/Chemical/Heat Resistant

                                    You can add up to 6 items per a category to the compare list.Sale

                                    O-Ring NOK SS Series (Static application)

                                        You can add up to 6 items per a category to the compare list.Sale

                                        O-Rings/V Series/AS Series
                                          O-Rings/V Series/AS Series
                                          O-Rings/V Series/AS Series
                                          BrandNhãn hiệu

                                          MISUMI

                                          NOK

                                          MISUMI

                                          NOK

                                          NOK

                                          NOK

                                          MISUMI

                                          MISUMI

                                          NOK

                                          MISUMI

                                          Product SeriesDòng sản phẩm

                                          O-Rings/P Series

                                          O-Ring - JIS B 2401 - P Series (Static/Dynamic application)

                                          O-Rings/S Series

                                          O-Ring, ISO Equivalent General Industrial Use Series (Static application)

                                          O-Ring JIS B 2401 - G Series (Static application)

                                          O-Ring NOK S Series (Static application)

                                          O-Rings/G Series

                                          O-Rings/P Series/Chemical/Heat Resistant

                                          O-Ring NOK SS Series (Static application)

                                          O-Rings/V Series/AS Series

                                          CADCAD
                                          • 2D / 3D
                                          • 2D / 3D
                                          • 2D / 3D
                                          • 2D / 3D
                                          • 2D / 3D
                                          From

                                          12,094 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          20,320 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          16,056 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          11,320 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          16,703 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          8,500 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          31,486 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          384,724 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          27,590 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          210,816 VND

                                          Special Price

                                          On Sale Till 31/03/2025

                                          Days to ShipSố ngày giao hàng Same day Same day Same day Same day Same day Same day Same day Same day Same day Same day
                                          Inner Dia. d(Ø)11.8 ~ 35.764.615.5 ~ 49.511.8 ~ 20034.4 ~ 229.338.5 ~ 119.554.4 ~ 69.46.8 ~ 9.84173
                                          Wire Dia. W(mm)2.4 ~ 3.55.71.5 ~ 21.8 ~ 3.553.1 ~ 5.723.11.914
                                          TypeP (For Mounting, Dynamic)P (For Mounting, Dynamic)S (for Low Voltage Mounting)ISO (for general industrial applications)G (For Mounting)S (for Low Voltage Mounting)G (For Mounting)P (For Mounting, Dynamic)SS (for Low Voltage Mounting)V (For Vacuum Flanges)
                                          MaterialNitrile Rubber / Silicon RubberNitrile RubberNitrile Rubber / Fluoro RubberNitrile RubberNitrile Rubber / Fluoro RubberNitrile RubberNitrile Rubber / Fluoro RubberFluoro RubberFluoro RubberFluoro Rubber
                                          Environment, ApplicationsMineral Oil Resistant / Heat Resistant / Abrasion ResistantMineral Oil Resistant / Heat Resistant / Abrasion ResistantMineral Oil Resistant / Heat Resistant / Abrasion Resistant / Chemical ResistantMineral Oil ResistantMineral Oil Resistant / Heat ResistantMineral Oil ResistantMineral Oil Resistant / Heat Resistant / Abrasion Resistant / Chemical ResistantHeat Resistant / Chemical ResistantHeat ResistantHeat Resistant

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                                          Application example related to this categoryVí dụ ứng dụng liên quan đến danh mục này

                                          Related Categories to O-RingsDanh mục liên quan đến O-Rings

                                          FAQ O-Ring

                                          Question: What are the main applications of O-rings?
                                          Answer: O-rings have several key applications across various industries. Here are their main uses:
                                          1. Hydraulics and Pneumatics: O-rings find extensive use in hydraulic and pneumatic systems. They seal fittings, connectors, and control valves, maintaining pressure integrity and preventing leaks in these systems.
                                          2. Automotive Industry: O-rings play a crucial role in automotive applications, including engines, fuel systems, brake systems, and air conditioning systems. They provide effective sealing to prevent fluid leaks,
                                          leaks.
                                          3. Industrial Machinery: O-rings are widely utilized in manufacturing and machinery, such as pumps, compressors, valves, and cylinders. They seal these components, preventing leakage and ensuring efficient operation.
                                          4. Medical Equipment: O-rings are utilized in medical devices like syringes, catheters, and pumps.
                                          5. Plumbing and Water Systems: O-rings are commonly found in plumbing fittings, faucets, and valves.
                                          Question: How do I select the right O-ring size for my application?
                                          Answer: To select the right O-ring size for your application, you need to consider the following factors:
                                          1. Inner Diameter (ID) and Outer Diameter (OD): The ID of the O-ring should match the groove diameter, and the OD should be slightly larger to ensure proper sealing.
                                          2. Cross-Sectional Diameter or thickness of O-ring : It should be compatible with the groove's width or depth to provide an adequate seal.
                                          3. Material : Consider the material of the O-ring to ensure compatibility with the fluid or gas in your application. Different materials have varying chemical resistance, temperature tolerance, and physical properties.
                                          4. Compression and Stretch: Determine the compression and stretch limits of the O-ring material to ensure it can adequately seal the mating surfaces without being overcompressed or overstretched.
                                          5. Standards and Guidelines: Consult industry standards, such as AS568 (for inch sizes) or ISO 3601 (for metric sizes), to understand the standard sizes available and their corresponding tolerances.
                                          6. Consider O-ring Sizing Guides: O-ring manufacturers often provide sizing guides or calculators that help select the appropriate O-ring size based on application parameters.
                                          Question: Is an O-ring a gasket? Can I replace O-ring with gasket?
                                          Answer: Yes, an O-ring is a type of gasket.
                                          Yes with condition, an O-ring can be considered a type of gasket. Both O-rings and gaskets are used for sealing applications to prevent fluid or gas leakage. However, O-rings have a specific circular shape look like a doughnut while gaskets come in various shapes and designs.
                                          In some cases, an O-ring can be replaced with a gasket depending on the application. However, it is essential to consider factors such as size, shape, material compatibility, and the specific sealing requirements of the application. Consulting with the equipment manufacturer or a sealing specialist can help determine the most suitable replacement option.
                                          Question: How often should O-rings be replaced?
                                          Answer: The frequency of O-ring replacement varies based on factors like application, operating conditions, and material type. Here are some general guidelines:
                                          1. Visual Inspection: Regularly inspect O-rings for wear, damage, or deformation. Replace if tears or flattening are observed.
                                          2. Leakage: If there is noticeable fluid or gas leakage, consider replacing the O-ring.
                                          3. Age and Service Life: Follow manufacturer's recommendations or industry standards for the expected service life of the O-ring material.
                                          4. Maintenance Schedule: Adhere to the equipment manufacturer's maintenance plan, which may include periodic O-ring replacement as preventive maintenance.
                                          5. Environmental Factors: Consider temperature extremes, chemical exposure, and high-pressure environments, which can accelerate O-ring deterioration and require more frequent replacement.
                                          Question: Do O-rings need to be lubricated?
                                          Answer: Yes, O-rings typically require lubrication for optimal performance. Lubrication helps reduce friction between the O-ring and the surfaces it contacts, extending its lifespan and improving sealing efficiency. The lubricant acts as a barrier, preventing excessive wear and ensuring smooth movement. It is important to select a compatible lubricant that suits the application's temperature range and the O-ring material. While some O-ring materials are self-lubricating, lubrication is generally recommended unless specific circumstances dictate otherwise. Consulting manufacturer guidelines and considering the specific application requirements are essential for determining the need for lubrication.