Swing Y Check Valve, 509Y Series, 1-2 in, FNPT x FNPT, Bronze Body 509Y 1/2"

The MILWAUKEE VALVE 509Y is a 1/2 in. swing Y check valve with a bronze body and FNPT x FNPT threaded connections. It uses a swing check mechanism in a Y-style body for one-way flow/check-valve applications in general-purpose piping systems handling gas, oil, steam, and water. The valve is rated for horizontal or vertical mounting, with a 0.5 psi cracking pressure, and has a flow rating of 10 gpm with a Cv of 7.2. Key Features: Valve type: Swing Y check valve Body and trim: Cast bronze body with brass check mechanism, bronze seat, and bronze seal Connection size and type: 1/2 in. FNPT x FNPT with female NPT connections on both ends Flow rating: 10 gpm with Cv of 7.2 Pressure ratings: 200 psi WOG, 125 psi WSP, and 200 psi at 150 degrees F maximum water pressure Temperature range: -20 degrees F to 425 degrees F Mounting orientation: Horizontal or vertical Dimensions: 2.625 in. overall length and 2 1/4 in. overall height Standards: ASTM B16, ASTM B505, ASTM B584, MSS SP-80 Valve series: 509Y