The B3 Ultrathan® rod seal is a U-ring with interference fit on the outer diameter. It is extremely wear-resistant, ensures reliable load holding performance and is suitable for high-pressure applications in hydraulics.

• Robust seal profile for harshest operating conditions.
• Extreme wear resistance.
• Easier installation.
• Insensitive to pressure peaks.
• High extrusion resistance.
• Excellent media resistance in case of suitable compound selection.
• Suitable compounds available for special requirements of the chemical process industry.
• Suitable compounds available for special requirements of the food processing industry.
• Dimensions according to ISO 5597.
• Installation in closed and undercut housings.
• Low compression set.
• Further dimensions of machined series with short lead times available.

Range of application:
Mainly for sealing piston rods and plungers in heavy-duty mobile and stationary hydraulics applications. The range of dimensions is primarily oriented to the requirements of ISO 5597 and ISO 3320 for housings and diameters.

The B3 rod seal is available in the following compounds:
P5008 - Industrial applications
P6000 - Heavy-duty
P5009 - Low temperatures
P5001 - Bio-degradable fluids
P5000 - Food applications (FDA approval)
P5010 - Light-duty