1-1/2" FNPT Bronze Swing Y Check Valve

The MILWAUKEE VALVE 509Y 1-1/2 in. FNPT bronze swing Y check valve is a check valve for use in one-way flow applications involving gas, oil, steam, and water lines. It features a Y-style body with a swing check mechanism, Cv 56 with 76 gpm flow rating, and female NPT connections on both ends. The cast bronze body, bronze seat and seal, and brass check mechanism have a specified temperature range of -20 to 425 Degrees F.

Key Features:

• Valve type: Swing Y check valve with Y-pattern body and swing mechanism
• Size: 1-1/2 in. nominal valve size with 1-1/2 in. FNPT x FNPT connections
• Body material: Cast bronze body with bronze seat and seal
• Internal mechanism: Brass swing check mechanism
• Media compatibility: Gas, oil, steam, and water
• Pressure ratings: 200 psi WOG, 125 psi SWP/WSP, and 200 psi at 150 Degrees F max water pressure
• Temperature range: -20 to 425 Degrees F
• Cracking pressure: 0.5 psi
• Flow capacity: Cv 56 with 76 gpm flow rating
• Mounting orientation: Horizontal or vertical
• Overall dimensions: 4 in. overall length, 4 in. overall height, 1-3/4 in. width
• Standards: ASTM B16, ASTM B505, ASTM B584, MSS SP-80

• Ship Pack Height: 3
• Ship Pack Length: 4.6
• Ship Pack Width: 4.5