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Backup Rings

447 products found

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, 0.053W, 2.018 ID, PK50

    Brand
    GRAINGER APPROVED
    Item #
    3GCL2
    Mfr. Model #
    3GCL2
    Backup Ring,0.053W,2.018 ID,PK50
    Web Price $7.00 / pkg. of 50
  • Backup Ring, Hytrel, 18, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAM5
    Mfr. Model #
    2JAM5
    Backup Ring,Hytrel,18,PK50
    Web Price $36.10 / pkg. of 50
  • Backup Ring, Hytrel, 19, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAM6
    Mfr. Model #
    2JAM6
    Backup Ring,Hytrel,19,PK50
    Web Price $36.60 / pkg. of 50
  • Backup Ring, Hytrel, 20, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAM7
    Mfr. Model #
    2JAM7
    Backup Ring,Hytrel,20,PK50
    Web Price $37.80 / pkg. of 50
  • Backup Ring, 0.086W, 2.893 ID, PK25

    Brand
    GRAINGER APPROVED
    Item #
    3GCX5
    Mfr. Model #
    3GCX5
    Backup Ring,0.086W,2.893 ID,PK25
    Web Price $9.35 / pkg. of 25
  • Backup Ring, Hytrel, 208, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAR7
    Mfr. Model #
    2JAR7
    Backup Ring,Hytrel,208,PK50
    Web Price $30.30 / pkg. of 50
  • Backup Ring, Hytrel, 22, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAM8
    Mfr. Model #
    2JAM8
    Backup Ring,Hytrel,22,PK50
    Web Price $37.20 / pkg. of 50
  • Backup Ring, 0.118W, 8.768 ID, PK5

    Brand
    GRAINGER APPROVED
    Item #
    3CVA6
    Mfr. Model #
    3CVA6
    Backup Ring,0.118W,8.768 ID,PK5
    Web Price $9.30 / pkg. of 5
  • Backup Ring, 0.086W, 2.581 ID, PK50

    Brand
    GRAINGER APPROVED
    Item #
    3GCW4
    Mfr. Model #
    3GCW4
    Backup Ring,0.086W,2.581 ID,PK50
    Web Price $13.60 / pkg. of 50
  • Backup Ring, Hytrel, 210, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAR8
    Mfr. Model #
    2JAR8
    Backup Ring,Hytrel,210,PK50
    Web Price $31.20 / pkg. of 50
  • Backup Ring, Hytrel, 114, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAM9
    Mfr. Model #
    2JAM9
    Backup Ring,Hytrel,114,PK50
    Web Price $34.50 / pkg. of 50
  • Backup Ring, 0.053W, 1.893 ID, PK50

    Brand
    GRAINGER APPROVED
    Item #
    3GCL1
    Mfr. Model #
    3GCL1
    Backup Ring,0.053W,1.893 ID,PK50
    Web Price $6.90 / pkg. of 50
  • Backup Ring, 0.086W, 3.018 ID, PK25

    Brand
    GRAINGER APPROVED
    Item #
    3GCX7
    Mfr. Model #
    3GCX7
    Backup Ring,0.086W,3.018 ID,PK25
    Web Price $9.55 / pkg. of 25
  • Backup Ring, 0.183W, 3.648 ID, PK25

    Brand
    GRAINGER APPROVED
    Item #
    3CVH1
    Mfr. Model #
    3CVH1
    Backup Ring,0.183W,3.648 ID,PK25
    Web Price $17.60 / pkg. of 25
  • Backup Ring, 0.118W, 9.018 ID, PK5

    Brand
    GRAINGER APPROVED
    Item #
    3CVA7
    Mfr. Model #
    3CVA7
    Backup Ring,0.118W,9.018 ID,PK5
    Web Price $9.30 / pkg. of 5
  • Backup Ring, 0.086W, 5.018 ID, PK10

    Brand
    GRAINGER APPROVED
    Item #
    3GCZ6
    Mfr. Model #
    3GCZ6
    Backup Ring,0.086W,5.018 ID,PK10
    Web Price $6.20 / pkg. of 10
  • Backup Ring, Hytrel, 212, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAR9
    Mfr. Model #
    2JAR9
    Backup Ring,Hytrel,212,PK50
    Web Price $31.60 / pkg. of 50
  • Backup Ring, Hytrel, 218, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAT5
    Mfr. Model #
    2JAT5
    Backup Ring,Hytrel,218,PK50
    Web Price $33.60 / pkg. of 50
  • Backup Ring, Hytrel, 115, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAP1
    Mfr. Model #
    2JAP1
    Backup Ring,Hytrel,115,PK50
    Web Price $37.40 / pkg. of 50
  • Backup Ring, 0.118W, 2.631 ID, PK50

    Brand
    GRAINGER APPROVED
    Item #
    3CUW4
    Mfr. Model #
    3CUW4
    Backup Ring,0.118W,2.631 ID,PK50
    Web Price $14.40 / pkg. of 50
  • Backup Ring, 0.053W, 0.893 ID, PK100

    Brand
    GRAINGER APPROVED
    Item #
    3GCJ7
    Mfr. Model #
    3GCJ7
    Backup Ring,0.053W,0.893 ID,PK100
    Web Price $6.75 / pkg. of 100
  • Backup Ring, Hytrel, 223, PK50

    Brand
    GRAINGER APPROVED
    Item #
    2JAG3
    Mfr. Model #
    2JAG3
    Backup Ring,Hytrel,223,PK50
    Web Price $35.80 / pkg. of 50
  • Backup Ring, 0.183W, 3.773 ID, PK25

    Brand
    GRAINGER APPROVED
    Item #
    3CVH2
    Mfr. Model #
    3CVH2
    Backup Ring,0.183W,3.773 ID,PK25
    Web Price $16.60 / pkg. of 25
  • Backup Ring, 0.053W, 0.127 ID, PK100

    Brand
    GRAINGER APPROVED
    Item #
    3GCH1
    Mfr. Model #
    3GCH1
    Backup Ring,0.053W,0.127 ID,PK100
    Web Price $4.60 / pkg. of 100
  • Backup Ring, 0.118W, 9.268 ID, PK5

    Brand
    GRAINGER APPROVED
    Item #
    3CVA8
    Mfr. Model #
    3CVA8
    Backup Ring,0.118W,9.268 ID,PK5
    Web Price $9.90 / pkg. of 5
  • Backup Ring, 0.236W, 12.024 ID, PK5

    Brand
    GRAINGER APPROVED
    Item #
    3CVX2
    Mfr. Model #
    3CVX2
    Backup Ring,0.236W,12.024 ID,PK5
    Web Price $16.50 / pkg. of 5
  • Backup Ring, Hytrel, 336, PK25

    Brand
    GRAINGER APPROVED
    Item #
    2JAJ9
    Mfr. Model #
    2JAJ9
    Backup Ring,Hytrel,336,PK25
    Web Price $28.60 / pkg. of 25
  • Backup Ring, 0.086W, 2.643 ID, PK50

    Brand
    GRAINGER APPROVED
    Item #
    3GCW6
    Mfr. Model #
    3GCW6
    Backup Ring,0.086W,2.643 ID,PK50
    Web Price $13.10 / pkg. of 50
  • Backup Ring, Hytrel, 346, PK10

    Brand
    GRAINGER APPROVED
    Item #
    2JAV9
    Mfr. Model #
    2JAV9
    Backup Ring,Hytrel,346,PK10
    Web Price $20.35 / pkg. of 10
  • Backup Ring, 0.183W, 8.278 ID, PK10

    Brand
    GRAINGER APPROVED
    Item #
    3CVL2
    Mfr. Model #
    3CVL2
    Backup Ring,0.183W,8.278 ID,PK10
    Web Price $17.90 / pkg. of 10
  • Backup Ring, 0.236W, 4.926 ID, PK10

    Brand
    GRAINGER APPROVED
    Item #
    3CVR4
    Mfr. Model #
    3CVR4
    Backup Ring,0.236W,4.926 ID,PK10
    Web Price $10.95 / pkg. of 10
  • Backup Ring, 0.086W, 3.768 ID, PK10

    Brand
    GRAINGER APPROVED
    Item #
    3GCY5
    Mfr. Model #
    3GCY5
    Backup Ring,0.086W,3.768 ID,PK10
    Web Price $5.15 / pkg. of 10
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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More