LEGEND LEGEND GREEN™ In-Line Check Valve, Series: S-455NL, 1 in Nominal, C, 250 psi CWP, 200 deg F, Low Lead Compliance: Yes, Spring Loaded Actuator, 3.54 in Inlet to Outlet Length, Cast Bronze Body, Buna-N (NBR) Rubber Seat Disc/Phosphor Bronze Wire Spring Trim, 1.89 in H, Import