This quick-connect hose coupling has a length of 2 7/16 inch, a maximum operating pressure of 250 psi @ 70 Degrees F and is silver, has an operating temperature of 0 Degrees to 160 Degrees F and is made of brass with a nickel-plated finish/coating has a hose barb connection type. This quick-connect hose coupling includes valve plus it is for use on compressed air systems.