AS568 Standard Black O Ring Seals With Diameter 1.78mm NBR70 NBR90 Hardness

Place of Origin CHINA
Brand Name DZK
Certification ROHS
Model Number AS568 Series
Document DZK-O-RING.pdf
Minimum Order Quantity 100PCS
Price Negotiations
Packaging Details 100pcs/bag
Delivery Time 7-10 days
Payment Terms T/T,L/C
Supply Ability 1000000PCS/MONTH
Product Details
Material NBR Color Black
Shape O Shape Hardness 70/90 Shore A
Temperature -35~100℃ Application Piston And Rod
Medium Hydraulic Oil, Fire Retardant Liquid, Water, Gas Tolerance +/-0.08
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NBR90 Hardness O Ring Seals

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AS568
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Product Description
AS568 Standard Black O-Ring Seals
Wire diameter 1.78mm O-rings in Black NBR70 (Shore 70A) and NBR90 (Shore 90A) hardness options.
O-rings are round rubber seal rings with an O-shaped cross-section, designed for reliable sealing performance in various industrial applications.
AS568 Standard Black O Ring Seals With Diameter 1.78mm NBR70 NBR90 Hardness 0
Item O-ring
Material NBR
Hardness 70-90 Shore A
Temperature -35℃ to 100℃
Size CIS=1.78MM
Color Black
Medium Hydraulic oil, fire retardant liquid, water, gas
Applications
  • Machinery and equipment: Widely used in sealing parts of various machinery and equipment, including hydraulic systems, pneumatic systems, and transmission systems
  • Automotive industry: Provides sealing in automotive engines, transmission systems, brake systems and other components
  • Aerospace: Meets high requirements for sealing parts in aerospace applications, ensuring safe aircraft operation
Product Advantages
  • High dimensional accuracy: Turning processing ensures precise size control for close fit with installation sites
  • Wide material selection: Various suitable materials available for different working environments and requirements
  • Excellent sealing performance: Effectively prevents leakage of liquids and gases, ensuring proper equipment operation
  • Good abrasion resistance: Proper treatment provides excellent wear resistance, extending service life
Package: Inner plastic bag/outside carton, customized packaging available
Certification: CE/ROHS/SGS/ISO9001-2015
AS568 Standard Black O Ring Seals With Diameter 1.78mm NBR70 NBR90 Hardness 1
hydraulic cylinder seals NBR90 seals NBR70 ORING O-RING packing
Our Manufacturing Advantages
  • Available materials: NR, NBR, HNBR, FKM, FFKM, EPDM, CR, VMQ, PU, PTFE, PEEK, POM, and more
  • All manufacturing processes comply with ISO-9001:2015 system and pass ROHS/SGS certification
  • Excellent chemical and physical properties: chemical resistance, oil resistance, temperature resistance, wear resistance, dust resistance
  • Custom design and manufacturing of complete rubber parts based on customer requirements
  • Available in various sizes and Pantone colors
Our Services
  • OEM and ODM services provided, production according to customer drawings or samples
  • Competitive prices, high quality, best delivery time and service
  • Complete design, sample, and production services for customer requirements
  • 100% inspection of all products before shipment
  • Installation guidance available
  • 24-hour response time
Frequently Asked Questions
How to choose materials?
Material selection depends on the application environment, including medium, temperature, pressure, and other factors.
How to deliver the goods?
Small orders: delivered by express (DHL, FEDEX, UPS, TNT). Large orders: delivered by air or sea.
Are you a manufacturer?
Yes, we specialize in hydraulic and pneumatic sealing products. Our quality system is ISO 9001:2015 certified, and materials comply with REACH and RoHS regulations. We accept customization and OEM production.
Do you provide samples? Is it free?
Yes, we provide samples free of charge, but customers pay for freight costs.
How is the quality?
All manufacturing processes comply with ISO-9001:2015 system, with 100% inspection before shipment.