Victaulic® FireLock® Check Valve, High Pressure, Series: 717H, 2 in Nominal, Grooved, 365 psi Maximum, -20 to 180 deg F, Specifications Met: ASTM A536, Grade 65-45-12, cULus Listed, 8.66 in Inlet to Outlet Length, 3.23 in Top to Inlet Center, Ductile Iron Body, Nitrile Seal, Black Painted, Orange, 6.46 in W
Features a stainless steel disc which seats against the O-ring seal, when mounted on the electroless nickel-plated face Prevents backflow Single disc mechanism incorporates a spring assisted feature for non-slamming operation Can be installed either vertically (flow upwards only or horizontally Valve body cast with arrow indicator to assist with proper valve orientation Optional upstream and downstream pressure taps included on select sizes Rated for ambient temperature use in fire protection systems