Gas-Arc Lab-Master LGS500 Series (5.0 Purity). Single stage, cylinder regulators

50psi, 90psi & 150psi ranges

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  • Six port configuration
  • Rear panel mounting capabilities
  • Encapsulated seat design
  • Low wetted surface area
  • FKM pressure relief valve
  • Side inlet
  • 1/4” NPT female inlet and outlet ports
  • Flashback arrestor kit available for fuel gas applications
  • Designed and manufactured in Norfolk, UK.

Item #: 8897
Quantity Available: 8

8 in stock


Designed for the primary regulation of non-toxic, non-corrosive high purity (up to grade 5.0) gases to a stable outlet pressure. For applications where slight variation from decreasing cylinder pressure is acceptable. The Lab-Master range of plated brass LGS500 regulators are ideally suited for pressure regulation at the point of use in laboratory, research and development, analytical facilities and many industries.

The six port configuration allows NGP to add your choice of inlet & outlet connection in brass or stainless steel. . Rear panel mounting capabilities.


  • Body:              Nickel Plated Brass Barstock
  • Bonnet:           High Strength Alloy
  • Diaphragm:     316L Stainless Steel
  • Seal:               PTFE
  • Seat:               Polyamide (Nylon®)
  • Filter:              10 Micron 316L stst


  • Maximum Inlet Pressure:   300 bar (4350 psi)
  • Delivery Pressure:            3.5 bar (50 psi)         6 bar (90 psi)       10 bar (150psi)
  • Gauges:                            50mm (2″) Diameter
  • Temperature:                    -20°C to +60°C
  • Weight:                             1.2 kg (excluding cylinder connection)




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