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4 in 316 Stainless Steel Pipe Coupling, Axial Restraint, 232 psi, Polished Finish MPN:G20901-SI

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Brand: Straub
Part #: G20901-SI
SKU
510-G3941082
Regular Price $843.21 Special Price $602.29

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4 in 316 Stainless Steel Pipe Coupling, Axial Restraint, 232 psi, Polished Finish

Connect and join 4-inch pipes in-line with the STRAUB G20901-SI stainless steel pipe coupling, ideal for applications involving air, natural gas, non-potable water, and propane. Manufactured from 316 stainless steel with a polished finish, this coupling offers corrosion resistance and mechanical strength. The axial restraint design allows for secure connections in various environments, while the nitrile seal ensures a tight seal. With a maximum operating pressure of 232 psi and a temperature range of -4°F to 180°F, this coupling meets low lead standards and conforms to various specifications, making it a reliable choice for a range of industrial and commercial applications.

Top product features:

  • 316 stainless steel construction with a polished exterior finish provides corrosion resistance and mechanical strength.
  • The coupling connects two 4-inch pipes in-line with axial movement type.
  • Seal material is nitrile, suitable for applications involving air, natural gas, non-potable water, and propane.

Top product applications:

  • air
  • natural gas
  • non-potable water
  • The STRAUB - G20901-SI is a stainless steel pipe coupling that connects two 4-inch pipes in-line. Manufactured from 316 stainless steel with a polished finish, corrosion resistance and mechanical strength consistent with 316 stainless steel

  • intended media: air, natural gas, non-potable water, propane. Seal material: nitrile. It is rated for a maximum operating pressure of 232 psi within a temperature range of -4°F to 180°F. It complies with low lead standards and conforms to specifications including ASTM 1476, ISO, ANSI, NP-15837/15838, and AWWA C227-07.

    Key Features:

    • - Material: 316 stainless steel with a polished exterior finish
    • - Fits nominal pipe size: 4 inches
    • - Overall length: approximately 3.69 inches (3 11/16 in)
    • - Seal material: nitrile
    • - Bolt hardware: 2 bolts made from 316 stainless steel, with 114mm hex heads
    • - Maximum operating pressure: 232 psi
    • - Temperature range: -4°F to 180°F
    • - Applications: air, natural gas, non-potable water, propane
    • - Axial movement type
    • - Certified for low lead compliance



Additional Information

  • Country of Origin: CH
  • 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: 6.50
  • Package Width: 5.70
  • Package Height: 3.90
  • Package Weight: 4.65
Product info last updated on January 19, 2026 8:13pm UTC Category: Pipes, Valves and Fittings
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In stock