Acetylene pressure regulator Smith® Series 40

diaphragmsingle-stagestainless steel

With max delivery pressure of 15 psig and inlet pressure of 400 psig, this series 40 regulator provides accurate pressure flow for reliable use in high gas flow applications including liquid service. Resin Bonnet Insert Allows smooth, easy adjustment even at high-pressure levels. Stainless Steel Diaphragm Resists corrosion, leaking and freeze-up if used with liquid gases for extended service life. Color-Coded Labels Supply performance capabilities, easy gas service identification and technical information. External Relief Valve Protects regulator from damage do to inadvertent high-pressure surge. Relief valve will release excessive pressure and automatically reset. Nickel-Plated Bonnet with Forged Brass Body Protects against corrosion. 2.5-Inch Regulator Gauges The large regulator gauges are easy to read and are constructed from shatter-resistant polycarbonate lenses. Dual Filters Including Sure Seat™ The regulator dual filter design protects the high-pressure seat from debris for reliable operation and long service life.