... :2008, RoHS certified 5.Rubber Flat Gasket Rubber Flat Gasket (Rubber Washer Gaskets, Auto Rubber Washers)Features: Made of excellent rubber, are high flexibility, resisting aging ... , innocuity, and have the good performance of resisting high & low temperature.Materials: Rubber (NR,SBR,NBR,IIR,CR,EPDM,Silicone etc.)Technical ...