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O-ring sealing ring Wholesale

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O-ring sealing ring

O-ring sealing ring

O-Ring Kit for Faucets, Pipes, Pressure Washers, Hose Nozzles, Sinks, Filters, Hydraulic Oil, Car Engines, Mechanical Bearings, Pumps, Boats, Oil, Gas Control Valves, Spray, Air, Kitchen Bathroom Water Fittings Seal leak repair.
The assortment kit contains the most commonly used 18 sizes id: (3mm, 4mm, 4.5mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 13mm, 14mm, 17mm, 18mm, 20mm, 22mm , 25mm, 27mm) x thk:(1mm, 2mm, 2.4mm, 2.5mm, 3mm, 4mm), almost can meet all your needs.
The rubber O-ring set is made of high-quality commercial grade black nitrile rubber (NBR, NBR-n), which has excellent high and low temperature resistance, and the operating temperature range is -40℃/-40℉ to 120 ℃ /248℉, maintain good elasticity, and have the advantages of ozone resistance and weather resistance.
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About us

Cixi Youchuang Hardware Tool Co., Ltd. Hardware Assortment

It strives to become a professional manufacturing company in the world.

Cixi Youchuang Hardware Tool Ltd., Co. is a manufacturing company. As wholesale O-ring sealing ring Manufacturers and O-ring sealing ring Suppliers, our company mainly producing various kind of hardware assortments and customized rubber and plastic product etc. Hundreds of hardware assortment products can meet different customers’ need. Over a million sets of O-ring assortment be produced and sold a year, products export to United States, Canada, Germany, France, United Kingdom, Spain, Italy, Holland, Austria, South Korea, Japan, Australia, New Zealand etc. A variety of assortment products, good quality and competitive prices is your best choice to buy the assortments you need.

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Latest News

26 Aug 2024
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Adhesive PTFE glides do help prevent scratches on the floor surface, as the special characteristics and design of PTFE (...

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Will frequent cycling of O-ring sealing rings accelerate their fatigue and aging?

O-ring sealing rings do accelerate their fatigue and aging process during frequent cyclic use. This is because each cycl...

12 Aug 2024
Is it necessary to consider the required pressure rating when selecting an O-ring sealing ring?

When choosing O-ring sealing rings, it is indeed necessary to fully consider the required pressure rating. As a sealing ...

05 Aug 2024
Can an O-ring sealing ring be over-compressed?

O-ring sealing is a self sealing structure, and its sealing effect largely depends on the correct matching of O-ring siz...

31 Jul 2024
Can the O-ring sealing ring be twisted for a long time?

O-ring sealing rings are generally not recommended to be twisted for a long time. This is because of the twisting phenom...

22 Jul 2024
Can O-ring sealing rings prevent leakage in reciprocating seals?

O-ring sealing rings can indeed prevent leakage in reciprocating seals. O-ring, due to its unique cross-sectional shape ...

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Product Industry Knowledge

About of black nitrile rubber (NBR, NBR-n) O-RING SEALING RING


A black nitrile rubber O-ring set, also known as NBR or NBR-n rubber O-ring set, is a collection of O-rings made from black nitrile rubber material. Nitrile rubber, or NBR, is a synthetic rubber compound known for its excellent oil resistance, high tensile strength, and good abrasion resistance. It is commonly used in various industries, including Faucets, Pipes, Pressure Washers, Hose Nozzles, Sinks, Filters, Hydraulic Oil, Car Engines, Mechanical Bearings, Pumps, Boats, Oil, Gas Control Valves, Spray, Air, Kitchen Bathroom Water Fittings Seal leak repair.
O-rings are circular sealing devices with a round cross-section, typically used to prevent leakage between two mating surfaces. They are designed to be compressed between two parts to create a seal and maintain fluid or gas pressure within a system. O-rings come in different sizes and materials to suit specific applications.
A black nitrile rubber O-ring set typically includes O-rings of various sizes, often packaged in a kit or assortment. These sets provide a convenient solution for applications where different O-ring sizes are required. The black color of the O-rings indicates the material used, in this case, nitrile rubber.
When selecting an O-ring set, it's essential to consider the compatibility of the material with the intended application. Nitrile rubber O-rings are suitable for sealing applications involving petroleum-based fluids, such as oils and fuels, as well as water, air, hydraulic fluids, and many chemicals. However, they may not be suitable for applications involving exposure to ozone, sunlight, or certain chemicals.

Exploring the Benefits of High-Quality Rubber O-Ring Sets


Rubber O-rings are widely used in various industries and applications due to their versatility and effectiveness in sealing applications. High-quality rubber O-ring sets offer several benefits that contribute to their popularity. Here are some of the key advantages of using high-quality rubber O-ring sets:
    Excellent Sealing Properties: Rubber O-rings are designed to provide a reliable seal between two mating surfaces. High-quality O-rings are manufactured using precision techniques, ensuring tight tolerances and consistent dimensions. This results in excellent sealing properties, preventing leaks and maintaining airtight or watertight seals.
    Wide Range of Compatibility: Rubber O-rings are available in different materials, such as nitrile (NBR), silicone (VMQ), fluorocarbon (FKM/Viton®), and EPDM. Each material offers unique characteristics, including resistance to heat, chemicals, oils, and environmental factors. High-quality O-ring sets are often made from premium materials, allowing them to be compatible with a broad range of substances and operating conditions.
    Temperature and Pressure Resistance: High-quality rubber O-rings can withstand a wide range of temperatures and pressures. They are engineered to maintain their elasticity and sealing properties even in extreme conditions. This makes them suitable for use in applications involving high or low temperatures, as well as high-pressure environments.
    Longevity and Durability: When O-rings are made from high-quality rubber compounds and manufactured with precision, they tend to have increased durability and longevity. They resist wear, tear, and deformation over time, reducing the need for frequent replacements and maintenance. This aspect contributes to cost savings and improved reliability.
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