2" MNPT x FNPT Ductile Iron Spring Check Valve MPN:4RK71

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Brand: Dayton
Part #: 4RK71
UPC: 190735332436
SKU
510-G1662866
Regular Price $329.69 Special Price $235.49

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2" MNPT x FNPT Ductile Iron Spring Check Valve

This 2in MNPT x FNPT Ductile Iron Spring Check Valve from Dayton is a reliable and efficient solution for various industrial applications. Its inline spring design ensures smooth flow and easy installation, while its ductile iron body provides durability and resistance to corrosion. Suitable for general-purpose use, this valve is ideal for applications where backflow prevention is necessary, such as in water treatment, chemical processing, and HVAC systems. With a maximum temperature rating of 180°F, it can handle a wide range of operating conditions, making it a valuable addition to any industrial setup.

Top product features:

  • Inline spring mechanism
  • Ductile iron body
  • Stainless steel spring material

Top product applications:

  • General Purpose
  • General Purpose
  • General Purpose
  • DAYTON 4RK71 is a 2 in spring check valve with an inline spring design, configured for one-direction flow applications with a spring check mechanism for closure when flow stops or reverses. It features a ductile iron body with 2 in MNPT x FNPT threaded NPT connections for inline piping systems.

    Key Features:

    • Valve type: Spring check valve
    • Body style: Inline spring
    • Body material: Ductile iron
    • Check mechanism material: Stainless steel
    • Spring material: Stainless steel
    • Seal material: Buna-N
    • Connection type: 2 in MNPT x FNPT
    • Connection details: Side 1 male NPT
    • Side 2 female NPT
    • Nominal valve size: 2 in
    • Maximum operating temperature: 180 Degrees F
    • Silent check: Standard


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: 3.40
  • Package Width: 3.40
  • Package Height: 5.60
  • Package Weight: 3.75
Product info last updated on February 28, 2026 4:02pm UTC Category: Pipes, Valves and Fittings
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In stock