Dixon B16-600S Solid Brass Steam Quick Disconnect Boss Fitting, Poppet Valve Coupler 3/4" Coupling x 3/4" NPT Female Steam quick connect coupler for connecting directly to a hose with female NPT threads to connect with a male NPT threaded connection Poppet valve coupler with a female NPT threaded end Poppet-style shut-off valve prevents fluid loss when disconnected, 2 ethylene propylene O-rings provide protection against leaks Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability, stainless steel springs and locking balls to resist scaling and corrosion, and ethylene propylene seals for use with water and steam and resistance to ozone and weather Designed exclusively for steam applications Multiple Shipping Options Available