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Back-ups

Back-up rings are installed together with o-rings or other accompanying seals to prevent gap extrusion in sealing applications. They are available in a spiral, split, or solid design.

Seals/Backup Rings 
Viewing Page 1 of 5 (46 results)

BU-90NBR-6×1/4-C/S(1)

$4.97
/EA

BU-90NBR-2.625×3/16-C/S(10)

$1.29
/EA

BU-90NBR-5.125×3/16-C/S(5)

$3.24
/EA

BU-90NBR-5.625×3/16-C/S(1)

$3.91
/EA

BU-90NBR-4.625×3/16-C/S(5)

$2.74
/EA

BU-90NBR-6.5×3/16-C/S(1)

$5.08
/EA

BU-90NBR-3-3/8×3/16-C/S(5)

$1.70
/EA

BU-90NBR-3/8×3/32-C/S(25)

$0.34
/EA

BU-90NBR-7×1/8-C/S(1)

$4.95
/EA

BU-90NBR-2.625×3/16-C/S(10)

$1.29
/EA
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