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20mm Medium-Duty Hydraulic O-Ring
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  • 20mm Medium-Duty Hydraulic O-Ring
  • 20mm Medium-Duty Hydraulic O-Ring
Ningguo Jnsseals Sealing Technology Co., Ltd.

20mm Medium-Duty Hydraulic O-Ring

Specifically developed for 20mm ID hydraulic actuators, with an NBR compound optimized for mineral oil media.

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  • Product Details
Product Specifications 20*2.4
ID 20
WD 2.4
Product Materials NBR
Product Code A-4-012
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About Us

JNS: Precision Sealing, Reliable Motion

– Engineered for Gas Springs & Dampers

Ningguo Jnsseals Sealing Technology Co., Ltd. is dedicated to gas spring and damper sealing technologies, including high-quality O-rings. Since 2019, we have been delivering reliable, durable, and cost-effective sealing solutions to the automotive, furniture, home appliance, medical equipment, and construction industries. Whether facing extreme wear, high temperatures, or demanding long-life requirements, JNS is built to perform.

We believe that a great seal is not just a component—it's a promise. With automated smart manufacturing, eco-friendly processes, and rigorous quality control, JNS products excel in sealing performance, durability, and value. Choose JNS for stability, safety, and trust that lasts.

Contact: [email protected]
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Ningguo Jnsseals Sealing Technology Co., Ltd.
Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd. Ningguo Jnsseals Sealing Technology Co., Ltd.
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  • 2026-05-13
    Company news
    Sealing Ring Materials and Applications
    I. NBR (Nitrile Rubber) Sealing Ring Suitable for petroleum-based hydraulic oils, glycol-based hydraulic oils, diester-based lubricants, gasoline, water, silicone grease, silicone oil, and other media. It is currently the most widely used and lowest-cost rubber seal. Not suitable for polar solvents
  • 2026-05-13
    Industry news
    Brief Description of Sealing Characteristics
    A seal is a material or component used to prevent fluid or solid particles from leaking between adjacent mating surfaces and to prevent external contaminants such as dust and moisture from entering machinery or equipment. (1) Select the appropriate seal material and hydraulic fluid, ensuring adaptab