This SAE standard covers fuel@ oil@ or emission hose for use in coupled and uncoupled applications@ for use with gasoline@ oil@ diesel fuel@ lubrication oil@ or the vapors present in either the fuel system or in the crankcase of internal combustion engines in mobile or stationary applications. This standard covers the hose portion only. If assembly / coupling is required@ that is to be agreed to between the customer and assembler@ along with the specific requirements.