... ,ISO14001; 3, Oil seals, Water Seals, Air Seals. Silicone Rubber Y-ring :Detailed Product DescriptionSilicone Rubber O-ring: 1, ROHS,SGS ... -40°C to + 150°C4, Hardness30-80A5, ShapesO-Type, E-Type, U-Type, V-type, or your custom design.6, Diameter1mm to 80mm7, ColorTransparent ... the deposit if need to develop new mould. Silicone Rubber Y-ring