This Dixon hose fitting is made of carbon steel and connects hose to a lap joint flange. This King turned back nipple has a barbed end to create a tight seal on a hose when used with a hose clamp or crimp sleeve or ferrule (not included) and a turned back flange on the other end to connect to a Lap Joint flange. In a floating flange assembly, this fitting allows flange alignment without twisting the hose for less stress on the hose. It is made of carbon steel for hardness and strength.Hose fittings connect, control, change the direction of, and terminate the flow in piping and hose systems. They are made of brass, stainless steel, galvanized steel, and other materials that resist corrosion, pressure, and wear. Hose fittings have various types of connections, including threaded, barbed, push-to-connect, dry disconnect, and others including those based on internationally-accepted specifications. Hose fittings are used in systems such as air compressors, automatic manufacturing operations, aircraft controls, and tire installation in industries including agriculture, mining, road construction, firefighting, and aviation.Dixon Valve & Coupling Company manufactures pipe and hose fittings and accessories. The company, founded in 1916, is headquartered in Chestertown, MD.