Size: The hose barb has an outside diameter of 3/16 inch and is suitable for connecting 3/16 inch inner diameter hoses. Packaging Includes：2 PCS Pressure range:150 PSI maximum working pressure, -40° to 160° Temperature Rating Material: hose barb splicer made of brass. Brass has corrosion resistance, ductility at high temperature and low magnetic permeability. Application: The pipe joint is suitable for water, air, gas, oil and fuel.These fittings are not allowed to be installed for potable water use.