Concoa Catalog

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Concoa 304

Single-Stage Line Regulator
$243.10 MSRP

$218.90 discountcryo price

Gas Service
Flow Pressure


The 304 Series regulator is intended for secondary pressure control of non-corrosive, high purity or liquefied gases or as point of use pressure control in high purity gas distribution systems.

  • Single Stage
  • Chrome-Plated Brass Barstock Body
  • Three-Port Configuration
  • 316L Stainless Steel Diaphragm

    Typical Applications

  • Bulk gas distribution systems
  • Gas and liquid chromatography
  • High purity carrier gases
  • Zero, span, and calibration gases
  • High purity chamber pressurization
  • Liquefied hydrocarbon gas control
  • Control of cryogenic gases

    Advanced Features

  • Chrome-plated brass barstock body
    Smooth surface finish
  • Rear panel mountable
    Easy installation
  • Pressure ranges 0-15 to 0-500 PSIG
    Broad range of applications
  • 3000 PSIG inlet pressure rating
    Safe use with high pressure cylinders

Please Note:
1/4-inch FPT port outlet; 1/4-inch FPT inlet.

    Maximum Inlet Pressure

  • 3000 PSIG (210 BAR)

    Temperature Range

  • -40°F to 140°F (-40°C to 60°C)


  • 21⁄2” diameter chrome-plated brass


  • 1⁄4” FPT

    Helium Leak Integrity

  • 1 x 10-8 scc/sec


  • 0.1 (Max outlet 50 PSIG or below)
    0.2 (Max outlet above 50 PSIG)


  • 2.8 lbs. (1.29 kg)

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