MUELLER STEAM SPECIALTY 3 71AHB3H 3" Cast Iron Wafer Double Disc Check Valve

MUELLER STEAM SPECIALTY 3 71AHB3H is a 3 in. cast iron wafer double disc check valve for process piping. It uses a double disc check mechanism in an inline wafer body for one-way flow applications and reverse-flow check service. The valve fits within ANSI flanges, supports horizontal or vertical mounting, and is rated for operating pressures up to 200 psi, with water service rated to 200 psi at 150 degrees F.

Key Features:

• Valve type: Double disc check valve.
• Body material: Cast iron.
• Connection style: Wafer body for installation within ANSI flanges.
• Size: 3 in. nominal valve size and pipe size.
• Body style: Inline wafer design.
• Seal and seat material: Buna-N.
• Spring material: 316 stainless steel.
• Pressure rating: 200 psi maximum operating pressure; 200 psi at 150 degrees F for water service.
• Temperature range: -20 degrees F minimum operating temperature to 100 degrees F maximum operating temperature.
• Mounting orientation: Horizontal or vertical up.
• ANSI flange class: Class 125.
• Standards: ANSI, API, FM, UL.
• Overall dimensions: 5.38 in. overall length, 5 3/8 in. overall height, 2 1/4 in. width.

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