Parker Backup Rings Parker Backup Rings are Used in Combination with O Rings Adding, Durability and Support to the Seal. It Ensures that the Seal Remains in its Intended Shape and Place. These are Usually Available in Flat, Spiral, or Split Types. These Backup Rings Offer Excellent Temperature Capability and Resistance. At Arvi Hitech, We Use State-Of-The-Art and Latest Technology for Our Production Process. We Make Sure that Our Products are Quality-Tested Post-Production. https://www.arvihitech.co.in/o-rings-and-seals