... , nitrile rubber, EPDM, FFKM, silicon, rubber, SBR, fluorin rubber 2) High quality oil resistance Oil Seal Features:1) Made of NBR ... , nitrile rubber, EPDM, FFKM, silicon, PTFE, neoprene rubber, natural ... Different colors and sizes availableWe specialize in producing rubber seals, seal rings and oil seals for use in many fields such as ...