Blue Fuel Resistant NBR Custom Rubber Diaphragm 70 For Pump Sealing Description : Customized Rubber Diaphragm with TS16949 for sealing our products are applied in automobile,chemical,electrical industry and electronics,hydraulics and pneumatics,machine builders,petrol and allied industry,power industry, incl nuclear,off shore,solar,oil and gas ,etc 1, Compound from world class suppliers, NBR, EPDM, FKM ( FKM ), HNBR, etc material and pantone code available, hardness from 40