Xiamen Dezhengkai Sealing Technology Co., Ltd
                                                                                                           
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8 Years
Since 2018
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NBR90 Back Up Rings 90 Shore A for Hydraulic Systems - Parker Style 8-441 AS568 Series - Temperature -35°C to 100°C

Price Negotiable
Price: USD 3.0/PCS
MOQ: 100PCS
Delivery Time: 7-10 days
Brand: DZK
Product Description
NBR90 Back Up Rings for Hydraulic Systems

High-performance NBR90 material back up rings designed for heavy hydraulic mechanical applications. These Parker-style backup rings provide superior support and protection for O-rings in demanding industrial environments.

NBR90 back up ring product display showing black rubber sealing components Technical specifications and application details for NBR90 back up rings
Product Specifications
Product Name Back Up Ring
Material NBR90
Color Black
Hardness 90 Shore A
Temperature Range -35°C to 100°C
Compatible Media Hydraulic oil, fire retardant liquid, water, gas
Applications Hydraulic cylinder piston, hydraulic valve
Package 100pcs/plastic bag
Certifications ROHS, SGS, ISO-9001:2015
Key Advantages
  • Excellent friction resistance and operational efficiency
  • High pressure resistance for demanding hydraulic applications
  • Easy installation and smooth operation
  • Space-saving design for compact hydraulic systems
Additional Product Views
Close-up view of NBR90 back up ring showing material texture and construction Multiple NBR90 back up rings displayed together showing consistent quality
Manufacturing Capabilities
Available Materials

NR, NBR, HNBR, FKM, FFKM, EPDM, CR, VMQ, PU, PTFE, PEEK, POM, and other specialized compounds

Quality Assurance
  • ISO-9001:2015 certified manufacturing processes
  • ROHS and SGS certified materials
  • Excellent chemical and physical properties including oil resistance, temperature resistance, and wear resistance
  • 100% inspection before shipment
Customization Services

Complete OEM and ODM services available. We design and manufacture custom rubber parts based on your specific requirements, drawings, or samples.

Customer Support
  • Competitive pricing with high quality standards
  • Optimal delivery time and responsive service
  • Professional design consultation and sample production
  • Comprehensive installation guidance
  • 24-hour response time for inquiries

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen Dezhengkai Sealing Technology Co., Ltd
Location No55 north pingcheng road.Haicang district,Xiamen City,Fuiian Province.China.
Contact Person Gao

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