1.Seal ring 2.Materials:NBR,CR,Vition,Silicone etc 3.Color:black, white,red, green, brown, etc 4.ozone resistant Seal ring1.Y seal ring 2.Materials:NBR,CR,Vition,Silicone etc 3.Color:black, white,red, green, brown, etc 4.ozone resistant NameRubber Y Sealing RingSpecificationStandard or according to customer’s requirementsMaterial rubber (heat,cold,abration resistance)Hardness NBR : HS75A° FR : ...