1.Qzone and chemical resistance 2.Excellent oil resistance 3.Anti-aging, good sealing 4.SGS, ROHS, PONY 5.ISO14001,ISO9001 Name Rubber seal ringMaterial EPDMCertificationISO 9001:2008 ISO 14001:2004Passd inspections of SGS, PONY, INTERTEK, CTI, etcEnvironmental Complaince ROHS,REACH,etc Size φ29mm X φ38mm X 2.4mmColorWhiteWeight 0.55 gTemperature-40°C to + 150°CHardness60 shore A LogoOEM & ODM ...