Cross Section (CS): 1.78mm / 2.62mm / 3.53mm / 5.33mm / 6.99mm. X-ring Seals Ring X Sealing Quad Ring XR ID 1-135mm Material NBR Rubber Perbunan. Material:Nitrile Rubber (NBR). Features: Double sealing function, good sealing effect; Low friction resistance, long service life; High quality NBR rubber, corrosion resistance, high temperature resistance, pressure resistance, wear resistance, oil resistance and aging resistance ect.
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