auto rubber o ring 1.Material:HNBR 2.High/Low temperature resistance,Oil resistance, ... 3/8 5/8 3/4 5/16 auto rubber o ring1)We have kinds of material : NBR,HNBR,EPDM,SILICONE ... capabilities. Our main product are molded rubber parts products like O rings, rubber seals, rubber band, oil seal,water seal and ... cartonSample lead time7 daysCarton Size47*38*34cmOEM/ODMwelcome auto rubber o ring