Back-Up

BACK-UP

Back-Up Rings are primarily used as anti-extrusion devices in high pressure O-Ring applications. RT Dygert offers our back-up kits in either split PTFE, or 90 durometer Nitrile contoured back-ups to accommodate a range of applications.

BACK-UP CONTOURED

Back-up Contoured

Contoured back-up rings are recommended in applications where the systemic pressure exceeds 1500 psi. More

BACK-UP SPLIT PTFE

Back-up Split PTFE

Single turn PTFE back-up rings help control O-Ring extrusion caused in high pressure applications More