MILWAUKEE VALVE 509 2 Swing Check Valve, 509 Series, 2 in, FNPT x FNPT, Bronze

The MILWAUKEE VALVE 509 is a 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 check operation. This valve is rated for use with gas, oil, steam, and water, and is specified for horizontal or vertical mounting.

Key Features:

• 2 in. nominal valve size with 2 in. female NPT connections on both ends
• Inline swing design with single-flow path and full-flow construction
• Bronze body, bronze check mechanism, bronze seat, and bronze seal material
• Flow capacity: 131 gpm; Cv: 131
• Cracking pressure: 0.750 to 1.000 psi
• Maximum water pressure: 200 psi at 150 degrees F
• Maximum steam pressure: 125 psi WSP
• Operating temperature range: -20 degrees F to 406 degrees F
• Overall length: 4.75 in.; cap to inlet center: 2-13/16 in.
• Standards: ASTM B16, ASTM B62

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