TFC Ltd. Datasheets for Back-up Rings
Back-up rings or anti-extrusion rings are washer-like devices used to prevent seals from extruding through gaps while under pressure. Seals are installed in the downstream side of the gland.
Back-up Rings: Learn more
|Back-Up Rings||Spiral, Single Cut and Solid PTFE as well as Rubber and Polyurethane Contoured back-up rings.|
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