This DERNORD 90 degree elbow shaped hose fitting is made of stainless steel 304 and connects two hoses. This 90 degree elbow hose fitting has barbed ends to create a tight seal on a hose when used with a hose clamp or crimp sleeve. Hose fittings connect, control, change the direction of, and terminate the flow in piping and hose systems. They are made of stainless steel 304 that resist corrosion, pressure, and wear. 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.