Catalog Welding Gas Equipment Gas Regulators & Flowmeters Gas regulators control the pressure of gas. Gas flowmeters control gas flow, while flowmeter regulators control both gas flow and pressure. Gas switchover systems provide a continuous flow of gas to an application. ◀◀ ◀ ▶ ▶▶ Gas Regulator: Single Stage, CGA 350 Inlet, 1/4 in NPT F Outlet, 150 psig, Hydrogen & Methane Regulator: Single Stage, CGA 510 Inlet, 9/16"-18 M LH Outlet, 15 psig, Acetylene Gas Regulator: Single Stage, CGA 510 Inlet, 9/16"-18 M LH Outlet, 50 psig High Purity Gas Regulator: Single Stage, CGA 660 Inlet, 1/4 in Tube Outlet, 100 psig High Purity Gas Regulator: Single Stage, CGA 580 Inlet, 1/4 in NPT M Outlet Regulator: Single Stage, CGA 510 Inlet, 15 psig, Acetylene High Purity Gas Regulator: Two Stage, CGA 580 Inlet, 1/4 in Tube Outlet, 15 psig High Purity Gas Regulator: Two Stage, CGA 580 Inlet, 1/8 in Tube Outlet, 50 psig High Purity Gas Regulator: Two Stage, CGA 580 Inlet, 1/4 in Tube Outlet, 50 psig Flowmeter Regulator: CGA 580 Inlet, 5/8"-18 F RH Outlet, Flowmeter Regulator and Hose Kit Gas Regulator: Single Stage, CGA 510 Inlet, 9/16"-18 M LH Outlet, 15 psig, Acetylene Dual Flowmeter Regulator Arg/Hel: CGA 580 Inlet, 5/8"-18 F RH Outlet High Purity Gas Regulator: Single Stage, CGA 660 Inlet, 1/4 in Tube Outlet, 50 psig Specialty Gas Regulator: Two Stage, CGA 350 Inlet, 1/4 in NPT M Outlet, 50 psig High Purity Gas Regulator: Single Stage, CGA 590 Inlet, 1/4 in Tube Outlet, 50 psig High Purity Gas Regulator: Single Stage, CGA 580 Inlet, 1/4 in Tube Outlet, 15 psig High Purity Gas Regulator: Single Stage, CGA 320 Inlet, 1/4 in NPT M Outlet High Purity Gas Regulator: Single Stage, 1/4 in NPT F Inlet, 1/4 in NPT F Outlet, 500 psig High Purity Gas Regulator: Two Stage, CGA 350 Inlet, 1/4 in Tube Outlet, 125 psig Gas Regulator: Single Stage, CGA 346 Inlet, 5/8"-18 F LH Outlet, 150 psig, Breathing Air ◀◀ ◀ ▶ ▶▶