Guangzhou Zhipan Sealing Technology Co.,Ltd.
                                                                                                           
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Since 2006
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SPG 70×4.9 NBR PTFE BRONZE Hydraulic Piston Seal for 400 Bar Pressure and 5 m/s Speed Applications

Price Negotiable
Price: Negotiable price
MOQ: 10 PCS
Delivery Time: 5-8 work days
Brand: ZHIPAN
Product Description
Product Overview

The SPG 70×4.9 NBR PTFE BRONZE hydraulic piston seal is a compact double-acting seal designed for medium to heavy-duty industrial applications, particularly in excavator hydraulic systems.

Technical Specifications
Parameter Specification
Pressure Rating ≤400 Bar
Temperature Range (NBR) -35°C to +105°C
Temperature Range (FKM) -35°C to +200°C
Speed Rating ≤5 m/s
Compatible Media Hydraulic oils (mineral oil-based)
Material Composition
Primary Material

PTFE with Bronze

Square-ring Material

NBR/FKM

Color Scheme

Green/Brown Square-ring: Black/Brown

Performance Advantages
  • High static and dynamic sealing effectiveness for reliable performance
  • Low friction design ensures high operational efficiency
  • Stick-slip free starting eliminates sticking issues
  • Easy installation process reduces maintenance time
  • Compact design combining slipper seal and energizing square ring
  • Only PTFE face ring contacts sliding surface for minimal friction
Product Images
NBR Hydraulic Piston Seal SPG 70×4.9 technical diagram and specifications
SPG hydraulic piston seal cross-section and installation view
NBR PTFE BRONZE hydraulic piston seal actual product photo

Get in Touch

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

Company Guangzhou Zhipan Sealing Technology Co.,Ltd.
Location Room 302, Building 1, No. 418, Shatai South Road, Tianhe District, Guangzhou-C0558
Contact Person Eason

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