... resistant to high pressure,corrosion resistance,safe and reliable. Nylon hose,air hose assembly:Size: O.D.× I.D. (mm)Wall thickness ... safe and reliable. Application: Fluid air,water, oil. Air brake systems Fuel lines; Instrumentation compressed air lines; Low pressure ... PA (Polyamide, Nylon) TubeTube-- PU (Polyurethane) TubeTubing -- PU (Polyurethane) air brake coils Nylon hose air hose assembly