2-1/2" FNPT Bronze Swing Y Check Valve
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MILWAUKEE VALVE 509Y is a 2-1/2 in. bronze swing Y check valve with FNPT x FNPT connections. It uses a swing check mechanism in a Y-style body for one-way flow applications and backflow reduction in general-purpose piping systems handling gas, oil, steam, and water. The valve features a full-flow design, a 0.5 psi cracking pressure, and can be mounted horizontally or vertically.
Key Features:
- 2-1/2 in. nominal valve size with 2-1/2 in. female NPT connections on both ends
- Bronze body with bronze check mechanism, seat, and seal materials
- Y-pattern swing check design with single-flow configuration
- Flow rating: 192 gpm
- Cv rating: 150
- Maximum water pressure: 200 psi at 150 degrees F
- Maximum steam pressure: 125 psi WSP
- Operating temperature range: -20 degrees F to 425 degrees F
- Mounting orientation: horizontal or vertical
- Overall dimensions: 6 in. L x 6-1/4 in. H x 3-1/4 in. W
- Standards: ASTM B16, ASTM B505, ASTM B584, MSS SP-80
- Ship Pack Height: 4.2
- Ship Pack Length: 7.1
- Ship Pack Width: 6.8
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