The Legend Valve 303-407 is a 1-1/2-inch no hub coupling designed for connecting cast iron no-hub soil pipes and fittings. Its sturdy construction ensures a reliable and leak-proof connection in DWV systems, suitable for both residential and commercial applications. Size: 1-1/2 inches Material: Cast iron body with AISI 310 stainless steel shield and band clamp Gasket: Neoprene rubber conforming to ASTM C564-11 Pressure Rating: 10 PSI .