Apollo™ Swing Check Valve, Series: 920F-LFA, 4 in Nominal, Flanged End Style, 500 psi CWP Pressure, 250 lb Pressure Class, -20 to 406 deg F, Yes Low Lead Compliance, 526 gpm Flow Rate, Full Port, Media: Water, 14 in Inlet to Outlet Length, 6.61 in Top to Inlet Center, Cast Iron Body, Cast Iron/Bronze Trim, PTFE/Graphite Softgoods, Epoxy Powder Coated