MILWAUKEE VALVE 508 1-1/4" 1-1/4" FNPT Bronze Swing Y Check Valve

The MILWAUKEE VALVE 508 is a 1-1/4 in. swing Y check valve with FNPT threaded connections on both ends. It features a bronze swing check mechanism in a Y-style cast bronze body for one-way flow and backflow-prevention applications in general-purpose piping systems handling gas, oil, steam, and water. The Y-pattern body and full-flow design has a rated flow capacity of 54 gpm and Cv of 39.

Key Features:

• Valve type: Swing Y check valve with Y-style body and swing mechanism
• Size and connections: 1-1/4 in. FNPT x FNPT, female NPT on both ends
• Body and internal materials: Cast bronze body with bronze check mechanism, seat, and seal material
• Flow rating: 54 gpm flow capacity; Cv 39
• Cracking pressure: 0.500 to 0.750 psi
• Pressure ratings: 400 psi WOG, 400 psi at 150 degrees F water, 200 psi WSP steam
• Temperature range: -20 degrees F to 550 degrees F
• Mounting orientation: Horizontal
• Standard: MSS SP-80 Type 3
• Valve series: 508

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