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Backup Rings

2 results found that include 447 Products

Browse our collection of backup rings, ideal for use with 0-rings. Used for sealing, place the backup ring between the extrusion gap and protect the O-ring and the overall seal. Our backup rings feature extrusion resistance, which helps to prevent O-ring failure and are composed of Buna N and hytrel materials. Choose between standard rings and contoured rings.Close

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  • Backup Ring, Contoured


    Backup Ring, Contoured

    Multiple items available345

    $3.93 - $24.50

  • Backup Ring


    Backup Ring

    Multiple items available102

    $9.20 - $55.25