Air conditional HNBR o-ring Automobile ROHS Material: HNBR Color:green Hardness:ShoreA 50,60,70,80 ... Customized specificationCertificationISO9001-2008, TS16949, ROHSMaterialAll raw material meet European REACH, ROHS and PFOS commands. Partial meet PAHS,NP requirement.NBR,EPDM ...