Model GP403 is a brass single-stage pipeline regulator with a neoprene diaphragm for general purpose applications. The Model GP403 is not recommended for high-purity applications that may be sensitive to contamination due to elastomeric components. Regulator is suitable for non-corrosive industrial grade gases, purging, pressure testing and blanketing.
- Neoprene diaphragm for greater sensitivity
- 1-piece encapsulated seat design with 10 mic sintered internal filter to protect the PTFE Teflon seat from particulate contamination
- Equipped with tamper-proof, self-reseating internal safety valve
- Brass body, bonnet and fittings
- 2 in. dual scale brass gauge (psi/kPA)
- Conforms to CGA E-4 standard for gas pressure regulators






















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