3/4" FNPT Forged Carbon Steel Piston Check Valve MPN:4371001520

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Brand: Sharpe
Part #: 4371001520
SKU
510-G1741713
Regular Price $173.31 Special Price $123.79

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3/4" FNPT Forged Carbon Steel Piston Check Valve

This 3/4in FNPT Forged Carbon Steel Piston Check Valve is designed for use in high-pressure applications, featuring a cracking pressure of 8 psi and a maximum water pressure of 2,000 psi. Its inline piston design ensures reliable flow control, while the carbon steel body provides durability and resistance to corrosion. The valve is suitable for use in steam and water systems, and can withstand temperatures up to 800°F. Its compact size and lightweight design make it ideal for use in industrial and commercial settings, including power plants, chemical processing facilities, and water treatment plants.

Top product features:

  • Forged Carbon Steel construction
  • Piston mechanism for inline flow design
  • 304 Stainless Steel, Graphite, and Stellite materials for sealing and durability

Top product applications:

  • Steam Power Plants
  • Industrial Process Piping Systems
  • High-Temperature Water Circulation Systems
  • SHARPE VALVES 4371001520 is a 3/4 in piston check valve with FNPT x FNPT connections and an inline forged carbon steel body. It is specified for steam and water service, configured to permit flow in one direction and close when flow stops or reverses. The horizontal-mount valve uses a piston mechanism with an 8 psi cracking pressure for systems specifying an inline piston check valve with a 3.58 in overall length.

    Key Features:

    • 3/4 in nominal valve size with 3/4 in female NPT connections on both ends
    • Inline piston check mechanism with single-flow design and 2-way valve configuration
    • Forged carbon steel body with 316 stainless steel check mechanism and spring
    • Seal materials: 304 stainless steel and graphite
    • seat material: Stellite
    • Rated flow: 10 gpm with Cv of 3
    • Cracking pressure: 8 psi
    • Mounting orientation: Horizontal
    • Maximum water pressure: 2000 psi at 100 degrees F
    • Maximum steam pressure: 800 psi WSP
    • Temperature range: 0 to 800 degrees F
    • Overall length: 3.58 in
    • Standards: API 598, API 602 (9th Edition), ASME B16.34, ASME B1.20.1
    • NACE MR-01-75


Additional Information

  • Country of Origin: CN
  • 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: 4.00
  • Package Width: 2.50
  • Package Height: 3.80
  • Package Weight: 4.00
Product info last updated on March 17, 2026 1:44pm UTC Category: Pipes, Valves and Fittings
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In stock