3a Centre Court, Sir Thomas Longley Road
Medway City Estate, Rochester, Kent ME2 4BQ
01634 570218
[email protected]

A brass single stage pipeline regulator with a neoprene
diaphragm for general purpose laboratory applications.
The GP 403 is not recommended for high purity
applications which may be sensitive to contamination
due to elastomeric components. The GP 403 is suitable

  • Non-corrosive industrial grade gases
  • Purging
  • Pressure testing
  • Blanketing


  • 0-15, 0-50, 0-125 and 0-250 PSIG delivery pressure
  • Neoprene diaphragm for greater sensitivity
  • One-piece encapsulated seat design to protect the seat from particulate contamination
  • Tamper-proof, self reseating internal safety valve
  • 2” dual scale brass gauge (psi/kPa)
  • Conforms to CGA E-4 standard for gas pressure regulators

For full details on the product, download the PDF below.



Part no.  Model no. Max Inlet PSIG Delivery Pressure Range PSIG Delivery Pressure Gauge PSIG
3001315 GP403-15 3000 0-15 30
3001316 GP403-50 3000 0-50 60
3001317 GP403-125 3000 0-125 150
3001318 GP403-250 3000 0-250 400

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01634 570218


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