1-1/2" NPT Bronze Spring Check Valve MPN:505SB

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Brand: Simmons
Part #: 505SB
UPC: 008391019465
SKU
510-G6292489
Regular Price $156.51 Special Price $111.79

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1-1/2" NPT Bronze Spring Check Valve

The Simmons 1-1/2in NPT Bronze Spring Check Valve is a reliable and efficient solution for various industrial applications. Ideal for general-purpose use, this inline spring check valve features a bronze body and stainless steel spring for durability and resistance to corrosion. With a cracking pressure of 1 psi and maximum water pressure of 400 psi, it can handle a range of fluid flows. Suitable for horizontal or vertical mounting, this valve is perfect for use in water treatment, HVAC, and other industrial systems where a reliable check valve is required. Its compact design and easy installation make it a great choice for many applications.

Top product features:

  • 1.5in NPT connection allows for secure and reliable connection to pipes and tubes.
  • Spring-loaded mechanism provides automatic shut-off in case of backflow or reverse pressure.
  • Buna-N seal ensures reliable sealing and prevents leaks in a wide range of temperatures.

Top product applications:

  • General Purpose
  • General purpose applications such as water treatment and municipal water supply
  • Industrial applications such as oil and gas production

The SIMMONS 505SB check valve is an inline spring check valve for general-purpose water service. It uses a poppet check mechanism intended for one-direction flow and reverse-flow checking, with a 1 psi cracking pressure. This 1-1/2 in. valve has FNPT x FNPT connections and mounting orientations of horizontal or vertical.

Key Features:

  • Body material: silicon bronze with bronze valve body construction.
  • Check mechanism: poppet design with a 304 stainless steel mechanism and 302 stainless steel spring.
  • Connections: 1-1/2 in. FNPT x FNPT with female NPT threads on both sides.
  • Seal and seat materials: Buna-N seal and bronze seat.
  • Pressure and temperature ratings: 400 psi maximum water pressure, 400 psi maximum pressure, and 190 degrees F maximum operating temperature.
  • Flow design: single inline spring body style.
  • Mounting orientations: horizontal or vertical.
  • Certifications/standards: multiple NSF, ANSI, and California Proposition standards/certifications as specified by the supplier.
  • Dimensions: 4.13 in. overall length, 4-1/8 in. overall height, 2-5/8 in. hex size, 1-1/2 in. cap to inlet center, and 1-1/2 in. height from cap to inlet center.

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: 4.70
  • Package Width: 2.80
  • Package Height: 2.80
  • Package Weight: 2.07
Product info last updated on March 15, 2026 12:00am UTC Category: Pipes, Valves and Fittings
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In stock