Back-up Ring Kits
Backup rings are primilarly used as anti extrusion devices in O-ring applications. RT/Dygert offers backup ring kits in either PTFE, or 90 durometer nitrile.
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Contoured Back-up Ring Kit
Contoured back-up rings are recommended for use in applications where the systemic pressure exceeds 1500 psi.
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Split PTFE Back-up Ring Kit
The use of single turn PTFE back up rings will help control O-Ring extrusion caused in high pressure applications.
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