Allegheny 20333BS is a 3-inch Mark V coupling designed to join grooved-end pipe on tank trailer and industrial fluid transfer systems. Constructed of ductile iron with a silver aluminum E-coated finish for corrosion resistance, it uses a black BioLution gasket and carries a maximum operating pressure rating of 300 psi.
Size: 3 inches Material: Ductile Iron, Silver Aluminum E-Coated Gasket Material: Black BioLution Maximum Working Pressure: 300 psi Style: Mark V Coupling