CONCOA 307 Series Regulator

CONCOA 307 Series Regulator

Four-Port, Chrome-Plated Brass Barstock, Rear-Entry Point-of-Use Regulator for High Purity Inert Gases

The CONCOA 307 Series regulator provides secondary pressure control for non-corrosive, liquefied, and ultra-high purity inert gases (up to grade 5.5). It is ideal for point-of-use pressure regulation in high purity gas distribution systems or for applications that can tolerate minor outlet pressure fluctuations due to diminishing supply or where inlet pressure is constant or below 500 PSIG (34 BAR). Rated to at least 3000 PSIG (210 BAR), the 307 Series rear-entry regulator is commonly used in laboratory installations and point-of-use panels.

Features

  • 316L stainless steel diaphragm prevents inboard diffusion

  • CAPSULE® seat design with integral 360° filtration

  • Low wetted surface area reduces purge requirements

  • Spectrometric helium leak check confirms leak integrity

Specifications

  • Max inlet pressure (bare body): 3000 PSIG (210 BAR)

  • Body: Chrome-plated brass barstock

  • Bonnet: Chrome-plated, die-cast zinc

  • Gauges: 2 in (50 mm) diameter plated case

  • Seat: PTFE

  • Filter: 10‑micron sintered bronze

  • Temperature range: -40°F to 140°F (-40°C to 60°C)

  • Diaphragm: 316L stainless steel

  • Cv: 0.1

  • Helium leak integrity: 1×10⁻⁸ scc/sec

  • Internal seals: PTFE

  • Ports (bare body): 1/4 in FNPT

  • Conformances: CGA G‑4.1; ANSI/ASME B40.1; PED 2014/68/EU; CRN OH5216

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Product Specifications for Niezgodka Type 74 Flanged Valve

Sizes Available: 1/2", 3/4", 1", 1.1/4", 1.1/2", 2", 2.1/2", 3"

Connection Types: Flanged DIN or ANSI

Materials: Stainless Steel 316 or 304

Disk Materials: EPDM, PTFE or Viton

Joints & Seals: Diaphragm made from EPDM, PTFE or Viton

Suitable Mediums: Steam, Gases and Liquids

Maximum Inlet Pressure: 25 Barg (for sizes 1/2" - 1"), 16 Barg (for sizes 1" - 3")

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Flowstar UK Ltd

Flowstar (UK) Ltd

Wiltshire Road, Kingston-upon-Hull, East Riding of Yorkshire, HU4 6PA, United Kingdom

Flowstar (UK) Ltd is a leading global supplier of safety, relief, and reducing valves. With strong partnerships across major manufacturers, we deliver precise, reliable valve solutions tailored to your needs. Email enquiries to sales@flowstar.co.uk or call us on +44 (0)1482 601030.