LEGEND LEGEND GREEN™ In-Line Check Valve, Series: S-455NL, 3/4 in Nominal, C, 250 psi CWP, 200 deg F, Low Lead Compliance: Yes, Spring Loaded Actuator, 2.8 in Inlet to Outlet Length, Cast Bronze Body, Buna-N (NBR) Rubber Seat Disc/Phosphor Bronze Wire Spring Trim, Buna-N® Rubber Seat Disc, 1-1/2 in H, Import