CBR/CTB - CAT®/CASE® U-CUP BUFFER RING - INCH

U-cup type buffer rings are made in sizes to retrofit many Case® grooves, and are easy to install. They are designed for systems running high pressures or susceptible to pressure spikes. The sealing element is made from 90 durometer urethane and the anti-extrusion ring is made from POM. Metric sizes retrofit the stepped buffer ring grooves. Inch sizes below 2.25” do not have backup rings. Temperature: -22°F to 230°F Pressure: 0 to 5800 psi