This JENSWILL stainless steel hose adaptor has a male end for connecting to threaded pipe conforming to National Pipe Thread (NPT) standards and a barbed fitting for connecting to hose . The barbed fitting on one end creates a tight seal on flexible or semi-rigid hose when used with a hose clamp or crimp sleeve or ferrule (sold separately), and a male NPT fitting on the other end connects to threaded pipe to form a tight, fixed connection. Basic Parameter Material: Stainless Steel 304 for strength and resistance to corrosion Connection: Hose Barb to NPT Male Maximum Working Pressure:150 psi Working Pressure: -30? ~ +150? Application This stainless steel hose barb is suitable for fluid handling applications, including patio, lawn garden hose connect, Irrigation, lawns, air compressors, automatic manufacturing operations, aircraft controls, and tire installation in industries including agriculture, mining, road construction, firefighting, and aviation.