... quality raw material silicone oil seal 1.we have oil seals in stock 2.the sizes are various 3 ... .you can order ahead of High-quality raw material silicone oil seal Standard Material Properties ... trucks,buses,agricultural,machinery and any equipments. Details:1. Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM ... Sealing Ring, Sealing Gasket. High-quality raw material silicone oil seal