Its main applications are in fuel hoses, gaskets, rollers, and other products in which oil resistance is required.
Nitrile rubber (NBR or KNB), also called nitrile-butadiene rubber, an oil-resistant synthetic rubber produced from a copolymer of acrylonitrile and butadiene. Its main applications are in fuel hoses, gaskets, rollers, and other products in which oil resistance is required.