8" Cast Iron Wafer Double Disc Check Valve MPN:8 71AHB3H

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Brand: Mueller
Part #: 8 71AHB3H
UPC: 098268354676
SKU
510-G0383546
Regular Price $2,855.71 Special Price $2,039.79

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8" Cast Iron Wafer Double Disc Check Valve

This 8in Cast Iron Wafer Double Disc Check Valve from Mueller is a reliable solution for process piping applications, ensuring smooth and unidirectional flow while preventing backflow and pressure surges. Its durable cast iron construction and 316 stainless steel spring provide long-lasting performance, while the Buna-N seal ensures a tight seal at high temperatures and pressures. Suitable for horizontal and vertical mounting, this valve is ideal for use in various industries, including oil and gas, chemical processing, and power generation, where high water pressure and temperatures are common. It also meets or exceeds industry standards for quality and performance.

Top product features:

  • The product has a cast iron body.
  • The product is designed for inline wafer mounting.
  • The product has a spring made of 316 stainless steel.

Top product applications:

  • Process Piping
  • Horizontal
  • Vertical
  • This 8 in cast iron wafer double disc check valve is for process piping applications requiring one-direction flow control and reverse-flow check functionality. It features an inline wafer body that fits within ANSI flanges, a cast iron double disc check mechanism, Buna-N seal and seat materials, and a 316 stainless steel spring. The valve can be mounted horizontally or vertically.

    Key Features:

    • Valve type: Double disc check valve
    • Body material: Cast iron
    • Check mechanism: Cast iron double disc
    • Connection style: Flanged wafer x flanged wafer
    • fits within ANSI flanges
    • Connection size: 8 in nominal valve size / pipe size
    • ANSI flange class: Class 125
    • Pressure ratings: 200 psi operating pressure
    • 200 psi at 150 degrees F max water pressure
    • 150 psi at 353 degrees F
    • Temperature range: -20 degrees F minimum operating temperature to 100 degrees F maximum operating temperature
    • Seal and seat material: Buna-N
    • Spring material: 316 stainless steel
    • Mounting orientation: Horizontal, vertical
    • Body style: Inline wafer
    • Dimensions: 11 in length, 11 in overall height, 3 3/4 in width
    • Standards: ANSI, API, FM, UL


Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 13.00
  • Package Width: 9.70
  • Package Height: 14.00
  • Package Weight: 42.92
Product info last updated on February 1, 2026 10:12am UTC Category: Pipes, Valves and Fittings
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In stock