RSE- URE PISTON U-CUP w/STEPPED BACKUP/BEARING- Metric

These urethane piston u-cups utilize an L-shaped anti-extrusion ring / bearing designed into the outside of the heel. These seals offer high elasticity and low deformation and abrasion resistance, along with superior anti-extrusion capabilities. These are commonly used with our "AR" plastic retainer rings, which hold the seal in it’sgroove. Temperature: -22°F to 230°F Pressure: 0 to 5800 psi