The MERKEL Support Ring SR 121 is an endlessly manufactured support ring made of PTFE, designed for use in hydraulic and pneumatic cylinders. It serves to guide pistons and rods, thereby preventing direct contact between metallic components, which leads to an increased lifespan of sealing components. With its precise dimensions of 121.00 mm inner diameter, 124.00 mm outer diameter, and a thickness of 1.20 mm, this support ring fits perfectly into standard cylinder constructions. The PTFE material ensures high chemical resistance and a low coefficient of friction. This support ring is an important spare part for the maintenance of hydraulic systems in various industries. Order your MERKEL SR 121 support rings now for reliable sealing.
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