Check Valve, 509 Series, Swing, 1-2 in Pipe Size, FNPT x FNPT, Bronze Body 509 1/2

The MILWAUKEE VALVE 509 is a 1/2 in. swing check valve with an inline bronze body and FNPT x FNPT threaded connections. It uses a hinged swing mechanism and is configured for one-direction flow and reverse-flow checking. This valve is rated for gas, oil, steam, and water service and features a full-flow design with a 10 gpm flow rating. Key Features: Valve type: Swing check valve with inline body design Body material: Bronze Check mechanism material: Brass Connection size: 1/2 in. on both sides Connection type: FNPT x FNPT, female NPT threaded ends Cracking pressure: 0.750 to 1.000 psi Flow capacity: Cv 10; 10 gpm Pressure ratings: 200 psi at 150 degrees F for water; 125 psi WSP steam; 125 psi SWP; 200 psi WOG maximum pressure Temperature range: -20 degrees F to 406 degrees F Mounting orientation: Horizontal or vertical Seat material: Brass Seal material: Bronze Overall length: 2.25 in. Standards: ASTM B16, ASTM B62