MILWAUKEE VALVE 515Y 3/8" Swing Y Check Valve, 3/8 in, FNPT x FNPT, Y-Style,

MILWAUKEE VALVE 515Y is a 3/8 in swing Y check valve with a bronze body and FNPT x FNPT female threaded connections. It uses a swing check mechanism in a Y-style body and is intended for one-way flow and backflow reduction in general-purpose piping systems handling gas, oil, steam, and water. The valve is rated for horizontal or vertical mounting and has a flow rating of 6 gpm and Cv of 4.3.

Key Features:

• Valve type: Swing Y check valve with Y-pattern body design
• Size: 3/8 in nominal valve size with 3/8 in connections on both sides
• Connections: FNPT x FNPT female NPT threaded ends
• Body material: Cast bronze; seat, seal, and check mechanism material: bronze
• Cracking pressure: 0.5 psi
• Flow rating: 6 gpm; Cv: 4.3
• Pressure ratings: 300 psi WOG, 150 psi SWP, 150 psi WSP, and 300 psi at 150 degrees F maximum water pressure
• Temperature range: -20 degrees F to 425 degrees F
• Mounting orientation: Horizontal or vertical
• Overall length: 2.13 in; overall height: 1 3/4 in
• Standards: Meets multiple ASTM and MSS standards

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