Round Brass Plug Nut, For Hardware Fitting, Inner Diameter: 5 mm

A brass plug nut is a fastener or fitting used to plug or terminate an opening, such as a pipe or electrical conduit. It is valued for brass's durability, corrosion resistance, and good machinability. The specific use of a brass plug nut varies depending on its design, which can include threaded plugs, decorative caps, or specialized fittings for industrial applications.