Piston sealing set Prädifa series ZW | #ZW204000260


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ZW204000260

Piston sealing set Prädifa series ZW | #ZW204000260

Piston sealing set for hydraulic cylinders including guide rings, double-acting.


Technical Specifications

  • Outside Diameter (mm): 40
  • Inside Diameter (mm): 30
  • Minimum Working Temperature (C): -35
  • Maximum Working Temperature (C): 80
  • Groove Width: 29.100
  • Element Height (mm): 16.4
  • Seal Material: NB078
  • Media: Hydraulic
  • Polymer Material Options: Nitrile Butadiene Rubber (NBR, XNBR)
  • Maximum Operating Pressure: 400 bar
  • Minimum Operating Temperature: -45 to -35 °C
  • Maximum Operating Temperature: 80 °C
  • Maximum Surface Speed: 0.5 m/sec
  • Unit of Measure: Length: mm
  • Cushioning Mechanism: No
  • Thermal Application Type: Standard Moderate Temperature (-35 to 100°C)
  • Pressure Rating: High Pressure (< 500 bar)
Safety Warning

Item Information

The ZW double-acting piston sealing set consists of an elastomer sealing component, two anti-extrusion and two angular guide rings. By combining the sealing and guiding functions, it offers a cost-effective all-in-one solution for medium-duty standard cylinders.

• Good wear resistance.
• Assembly on one-part piston is possible.
• Installation in closed and undercut housings.

Range of application:
Sealing set for double-acting pistons in presses, control cylinders, back-up and actuating cylinders for industrial and mobile hydraulics.

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