Stainless Steel Couplings for Wire-Braid and Spiral-Wire Hoses Longer Life for Your Hydraulic Assemblies Stainless steel couplings are ideal for use in corrosive conditions such as salt spray in marine operations, caustic chemicals in agricultural applications, frequent washdowns in food and beverage processing, and many other harsh environments. - See more at: http:www.gates.comproductsindustrialindustrial-hydraulicshydraulic-couplingsstainless-steel-couplings#sthash.BuGTbdCK.dpuf