50 x 63 x 4 Polyurethane Rectangular Rod Buffer Ring Metric

These buffer rings are rectangular shaped in profile. They are most commonly used in combination with a U-cup as a rod seal. Their purpose is to protect the rod seal from contaminants as well as to apply a hydraulic load to the U-cup. Some of these urethane rings are used as a backup ring combined with a rubber sealing ring in suspension cylinder applications.
Temperature: -40°F to 225°F
Pressure: 0 to 5000 PSIAlternative Seals: MBR, BU, AS2 BUFFER SEALS