BD 220 X 250 X 22,7

Conditions of use
Pressure: ≤ 500 bar
Pressure spike: ≤1,000 bar
Temperature: -35 °C ... +110 °C
Speed: ≤0.5 m/s
Liquids: Mineral oil-based hydraulic fluids
Gap >e< is selected according to the operating conditions using a nomogram.
Materials
Parker material P5008 polyurethane, (1) hardness 93 Shore A
Support ring: polyamide 2
Nitrile rubber O-ring (3)
Installation
Can be mounted in a closed groove. Seals are available for grooves corresponding to ISO 5597/1.
Advantages
- Especially good wear resistance
- Highly resistant to pressure spikes and impact loads
-High gap penetration resistance
-Low residual compression
-Suitable for tough conditions
-Adequate lubrication due to pressure fluid between the sealing lips
-Reliable operation even in unpressurised conditions
-Air intrusion into the cylinder from the outside is largely prevented
-Easy to install