Acetylene Cylinder Pressure Regulator, Single Stage

The Harris 3000407 Acetylene Cylinder Pressure Regulator provides precise gas flow control and rugged performance for oxy-fuel welding and cutting applications.

Engineered for reliability and accuracy, the Harris 3000407 acetylene regulator is designed to deliver stable outlet pressure from acetylene cylinders used in welding, brazing, and heating operations. Built with a forged brass body and durable diaphragm construction, it ensures safe, consistent performance under demanding industrial conditions. The regulator meets stringent safety and quality standards for professional use.

• Model number 3000407 identifies the Harris Acetylene Cylinder Pressure Regulator designed for oxy-fuel applications.
• Suitable for use with acetylene cylinders in welding, cutting, and heating operations.
• Engineered to provide precise outlet pressure control and long service life.

Technical Data & Performance

• Product Type: Acetylene Cylinder Pressure Regulator.
• Brand: Harris.
• Gas Type: Acetylene.
• Body Material: Forged brass – provides strength, durability, and resistance to corrosion.
• Diaphragm Type: High-strength fabric-reinforced elastomer for accurate pressure control and long life.
• Inlet Connection: CGA 510 – standard fitting for acetylene cylinder connections.
• Outlet Connection: 9/16"-18 (B) LH male – standard for oxy-fuel hoses.
• Inlet Pressure: Rated for up to 400 psig (27.6 bar).
• Outlet Pressure Range: Adjustable from 0 to 15 psig (0 to 1.0 bar) typical working pressure range.
• Pressure Gauges: Dual gauge design:
  • High-pressure gauge indicates cylinder pressure.
  • Low-pressure gauge displays outlet delivery pressure.
• Flow Capacity: Suitable for medium to heavy-duty welding and cutting operations.
• Safety Relief: Internal safety relief valve protects against over-pressurization.
• Adjustment Mechanism: Large precision control knob for smooth and accurate pressure setting.
• Mounting Type: Cylinder-mounted regulator for direct connection to acetylene tanks.
• Temperature Rating: Suitable for ambient temperatures from -20°F to 140°F (-29°C to 60°C).
• Application: Used in welding, brazing, soldering, cutting, and metal fabrication.
• Compliance: Meets CGA E-4, UL, and ANSI/ISO standards for regulator safety and performance.
• Maintenance: Periodically inspect gauges, fittings, and connections; replace worn seals or hoses as needed.
• Packaging: Supplied as a complete regulator assembly ready for cylinder installation.
• Safety Notes: Do not use above rated pressure; ensure compatibility with acetylene gas and fittings.
• Warranty: Covered by Harris Limited Manufacturer’s Warranty for materials and workmanship.