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Model 3530-750-000 w/o Gauge Regulator


High-flow single gauge inline manifold regulator


Model HP3530 is a brass barstock in-line manifold regulator for pipeline and other applications up to 3000 PSIG inlet pressure. Regulator is suitable for non-corrosive high flow gas applications, high-purity gas applications, research sample systems gases, process analyzer gases, bulk gas distribution systems, laser gas systems and emission monitoring systems gases.


  • 2-3/4” stainless steel diaphragm eliminates contamination from diffusion or outgassing
  • One-piece encapsulated seat design with 10 micron sintered internal filter to protect the PTFE Teflon® seat from particulate contamination
  • Brass barstock body, bonnet and fittings
  • Four port configuration, one high pressure and three low pressure
  • 1/2” NPT (F) inlet and outlet connections
  • Maximum inlet pressure 3000 PSIG
  • Conforms to CGA E-4 standard for gas pressure regulators


Warning -

Cancer and Reproductive Harm -

Warranty Information

  • 1 Year

What's Included

  • One Model HP3530 Regulator



Adjusting Knob ABS plastic
Body Brass barstock
Bonnet Brass barstock
Capacity High flow
Certification CGA E-4
Cv 0.55
Delivery Pressure Range (PSIG) 0 - 750
Diaphragm 2.75” 302 Stainless steel
Filter Nickel-plated sintered bronze – 10 micron
Gas / Gas Service Non-Corrosive
Inlet Connection 1/2" NPT (F)
Maximum Inlet Pressure (PSIG) 3000
Nozzle Brass
Outlet Connection 1/2" NPT (F)
Pressure Regulation PSIG/100 PSIG 1.6
Recommended Items/Accessories Cylinder Adaptor Kit – CGA 540 – PN 9103615; Cylinder Adaptor Kit – CGA 580 – PN 9103616; Brass Bushing to Convert Ports– ½” NPT (M) x ¼” NPT (F) – PN 9005806
Seal PTFE Teflon®
Seat PTFE Teflon®
Seat Return Spring 17-7 Stainless steel


Warranty 1 Year