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Vacuum Relief Valve, Proportional Relief, 3/8 in NPT Male, 0 to 28 in Hg MPN:CVR38

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Brand: Conrader
Part #: CVR38
SKU
510-G5523227
$75.16 for Order Qty of 4
Regular Price $26.31 Special Price $18.79

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Vacuum Relief Valve, Proportional Relief, 3/8 in NPT Male, 0 to 28 in Hg

The CONRADER CVR38 Vacuum Relief Valve is a reliable solution for protecting against excessive negative pressure in a variety of applications. Its proportional relief design ensures a consistent flow of air to maintain a safe internal pressure, while its brass body and male 3/8 in NPT inlet port connection provide durability and easy installation. Suitable for use in industrial, commercial, and residential settings, this valve is ideal for applications such as HVAC systems, chemical processing, and laboratory equipment. With its ability to operate under extreme temperatures and pressures, the CVR38 is a trusted choice for maintaining a safe and stable environment.

Top product features:

  • Body Material: Brass
  • Maximum Flow Rate: 90 cfm
  • Vacuum Range: 0 to 28 in Hg

Top product applications:

  • Vacuum relief valve for use in compressed air systems to prevent damage from excessive negative pressure.
  • Use in HVAC systems to regulate air flow and prevent vacuum damage.
  • Application in industrial processes that involve the use of compressed air, such as manufacturing and production lines.

The CONRADER - CVR38 is a vacuum relief valve with a brass body that provides protection against excessive negative pressure within the specified vacuum range (0 to 28 in Hg). It opens to admit ambient air when the internal vacuum is outside the specified vacuum range (0 to 28 in Hg) and reseals as pressure equalizes. This valve supports air flow rates up to 90 cfm and Vacuum range: 0 to 28 in Hg. The device features a male 3/8 in NPT inlet port connection and is rated to operate under pressures up to 13.3 psi and temperatures ranging from -65 to 250 Degrees F.

Key Features:

  • - Body Material: Brass
  • - Maximum Flow Rate: 90 cfm
  • - Inlet Port Connection: 3/8 in NPT, Male
  • - Maximum Operating Pressure: 13.3 psi
  • - Operating Temperature Range: -65 Degrees F to 250 Degrees F
  • - Vacuum Range: 0 to 28 in Hg
  • - Relief Type: Proportional Relief


Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 7 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 1.80
  • Package Width: 0.80
  • Package Height: 0.80
  • Package Weight: 0.14
Product info last updated on February 3, 2026 1:39am UTC Category: Compressors, Air Tanks and Pneumatic Parts
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