Miller Smith® Series 40 Heavy-Duty Oxygen Regulator w/ Hard Hat, 175 PSI, CGA 540 #40-175-540S

Highlights

• Max Pressure:Delivers up to 175 psig with a 3000 psig inlet rating.
• Durable Protection:Includes HB190 Hard Hat gauge guard for longevity.
• Corrosion Resistance:Stainless steel diaphragm prevents freeze-up.
• Smooth Adjustments:Resin bonnet insert ensures easy high-pressure control.
• Safety Valve:External relief valve guards against pressure surges.
• Rugged Build:Nickel-plated bonnet and forged brass body resist corrosion.
• Clear Gauges:2.5-inch shatter-resistant polycarbonate lenses for readability.
• Debris Protection:Dual filters, including Sure Seat, extend seat life.

Industries

• Metal fabrication
• Heavy-duty welding
• Manufacturing
• Automotive repair
• Maintenance and repair

Benefits of the Smith® Series 40 Oxygen Regulator

• Designed for high gas flow applications, including liquid service
• Durable stainless steel diaphragm ensures extended service life with liquid gases
• Color-coded labels provide clear identification for gas services and performance capabilities
• External relief valve releases excessive pressure automatically to protect the regulator
• Robust construction with nickel-plated bonnet and forged brass body prevents corrosion
• Shatter-resistant 2.5-inch gauges allow for easy monitoring of pressure levels
• Sure Seat dual filter system ensures reliable operation by minimizing debris buildup