Curved Backup Ring - NBR
SKU:
574-330
Curved Backup Ring - NBR
Parback® backup ring with a curved cross-section.
Parbaks are contoured on one face to minimize distortion of the o-ring when under pressure. Parbaks should be installed with the contoured face against the o-ring, but reversal does no harm.
$1.44 / EA
- Excellent extrusion resistance
- Easily stretched for installation
- Lubrication is enhanced by rubber which absorbs system
fluid and does not plate out on rubbing surfaces
Item Specifications
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Parker
-
NBR
-
574
-
-40° to +240°F
-
inch
-
0.00 lbs per EA