NTA MTPC high quality brass compression male coupler/brass compression fitting/compression air fitting/metal compression fitting is suitable for use with hard nylon tube, brass pipe and stainless steel pipe, large retaining force, simple structure, reliable sealing ability, it can be used for a wide range of pressures from a low vaccum up to a high pressure of 2.5MPa/362.5PSI, excellent resistance to high pressure and vacuum, excellent mechanical performance, Long threads to resist shock and vibration, excellent abrasion and corrosion resistance due to high phosphorus chemical nickel plating, full flow, minimal pressure drop, one fitting for numerous applications: stock optimisation, manual connection and disconnection, compact and ergonomic. long lifespan, NTA brass push-in fittings are 100% leak-tested in production,guaranteed quality. Brass compression fitting applications: Industrial,Food Process, Coffee Machines, In-Plant Automotive, Medical Equipment, Printing Machines, Packaging, Compressors etc.