1/2" x 1/4" FNPT 316 SS Hex Reducing Coupling MPN:8-4 FHC-SS

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Brand: Parker
Part #: 8-4 FHC-SS
SKU
510-G0818955
Regular Price $96.59 Special Price $68.99

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1/2" x 1/4" FNPT 316 SS Hex Reducing Coupling

The PARKER - 8-4 FHC-SS 1/2in x 1/4in FNPT 316 SS Hex Reducing Coupling is a high-performance fitting designed to join pipes of different sizes in a straight line. Suitable for use with air, natural gas, and oil, this coupling offers exceptional corrosion resistance and mechanical strength. With a maximum operating pressure of 5,200 psi and a temperature range of -425 to 1,200 degrees Fahrenheit, it's ideal for a variety of applications including industrial piping, HVAC systems, and gas distribution networks. Its compact design and durable construction make it a reliable choice for demanding environments.

Top product features:

  • 316 Stainless Steel construction for corrosion resistance
  • Female NPT threads on both ends for secure connections
  • Rated for operating pressures up to 5,200 psi within a specified temperature range for reliable performance

Top product applications:

  • Air Compressor Systems
  • Natural Gas Distribution Systems
  • Oil and Gas Production Systems
  • The PARKER - 8-4 FHC-SS is a hex reducing coupling made from 316 stainless steel designed to join two pipes of different sizes in a straight line, creating a continuous flow path. It features female NPT threads on both ends with nominal pipe sizes of 1/2 inch on Side A and 1/4 inch on Side B. This coupling is rated for use with air, natural gas, and oil within specified standards and is engineered to meet corrosion resistance and mechanical strength specifications. The fitting has a maximum operating pressure of 5,200 psi and can withstand temperatures ranging from -425 to 1,200 degrees Fahrenheit. It complies with the referenced standards.

    Key Features:

    • - Material: 316 Stainless Steel
    • - Connection Type: Female NPT on both ends
    • - Nominal Pipe Sizes: 1/2" (Side A) x 1/4" (Side B)
    • - Hex Wrench Size: 1-1/8 inches
    • - Overall Length: 1.38 inches
    • - Rated for operating pressures up to 5,200 psi within the specified temperature range
    • - Temperature Range: -425°F to 1,200°F
    • - Standards: ANSI B31.1
    • ANSI B31.3
    • ANSI B1.20.1
    • - No pre-applied thread sealant or included seals



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: 4.30
  • Package Width: 2.80
  • Package Height: 1.80
  • Package Weight: 1.00
  • California Prop 65 Warning: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Product info last updated on January 31, 2026 5:34am UTC Category: Pipes, Valves and Fittings
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In stock