Grinnell Fire Butterfly Valve, Series: B302, 2-1/2 in Nominal, Grooved, 150 lb, -20 to 200 deg F, Lever Handle Actuator, 8.63 in Top to Inlet Center, Ductile Iron Body, Ductile Iron Disc, 416 Stainless Steel (Stem)/Steel (Spring Pin) Stem & Pin Material, EPDM, Polyamide Coated, Black Oxide, 2-7/8 in OD