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Inlet Connection
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CGA-580 (122)

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1/4" NPT (Female) (25)

CGA-350 (20)

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1/4" NPT (9)

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9/16"-18 (Female) (5)

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CGA-677 (4)

1.00-11.5 NPS LH (Male) (3)

1/4" NPT (Male) (3)

7/8"-14 LH (Female)-025 (3)

7/8"-14 RH (Female)-024 (3)

CGA-024 (3)

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CGA-750 (3)

1.00-11.5 NPS RH (Male) (2)

1/4 NPT (2)

5/8" NPT (Male) (2)

7/8"-14 RH (Male)-034 (2)

CGA 320 (2)

CGA-030 (2)

CGA-034 (2)

CGA-520-B (2)

CGA-600 (2)

CGA-997 (2)

1/2" NPT (Female) (1)

1/8" NPT (Female) (1)

5/8"-18 (Male) (1)

5/8"-18RH (Female) (1)

7/8"-14 LH (Female) 025 (1)

7/8"-14 RH (Female) 024 (1)

7/8"-14 RH (Male) 034 (1)

CGA -320 (1)

CGA-033 (1)

CGA-200 (Propane) (1)

CGA-200 (Rear inlet) (1)

CGA-200 Rear (1)

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CGA-200-MC (1)

CGA-200R (1)

CGA-246 (1)

CGA-300 and CGA-540 (1)

CGA-410 (1)

CGA-510 and CGA-540 (1)

CGA-510-B (1)

CGA-510LP (1)

CGA-520-A (1)

CGA-520R (1)

CGA-540-A (1)

CGA-540-B (1)

CGA-555 (1)

CGA-601 (1)

CGA-966 (1)

CGA-992 (1)

CGA-993 (1)

GCA-540 (Rear Inlet) (1)

No Inlet and Gauges (1)

Industrial Gas Regulators

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Industrial Gas Regulators

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VIC0781-3869

Victor® Model HSR2570 Medium Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix/Helium (He) Single Stage Flowmeter Regulator With CGA-320 Connection

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Victor® Model HSR2570 Medium Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix/Helium (He) Single Stage Flowmeter Regulator With CGA-320 Connection

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Airgas Part #:VIC0781-3869

VIC0781-4226

Victor® Model GF150 Light Duty Argon (Ar) Single Stage Flowgauge Regulator With CGA-580 Connection

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Victor® Model GF150 Light Duty Argon (Ar) Single Stage Flowgauge Regulator With CGA-580 Connection

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Airgas Part #:VIC0781-4226

MIL824-0028

Miller® Heavy Duty Specialty Gas Single Stage Regulator With CGA-680 Connection

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Miller® Heavy Duty Specialty Gas Single Stage Regulator With CGA-680 Connection

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Airgas Part #:MIL824-0028

VIC0781-1422

Victor® Model SR4G Heavy Duty/High Capacity Air Single Stage Regulator With CGA-346 Connection

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Victor® Model SR4G Heavy Duty/High Capacity Air Single Stage Regulator With CGA-346 Connection

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Airgas Part #:VIC0781-1422

HCL3002493

Harris® Model 450-15PSI-CGA300 Heavy Duty Premium Features Acetylene (C2H2) Single Stage Regulator

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Harris® Model 450-15PSI-CGA300 Heavy Duty Premium Features Acetylene (C2H2) Single Stage Regulator

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Airgas Part #:HCL3002493

HCL3000165

Harris® Model 301-15PSI-200 Light Duty/Medium Duty Compact Acetylene (C2H2) Single Stage Regulator With CGA-200-MC Connection

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Harris® Model 301-15PSI-200 Light Duty/Medium Duty Compact Acetylene (C2H2) Single Stage Regulator With CGA-200-MC Connection

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Airgas Part #:HCL3000165

VIC0781-5181

Victor® Model ESS7 Extra High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

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Victor® Model ESS7 Extra High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

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Airgas Part #:VIC0781-5181

HCL4000580

Harris® Model 447-50PSI-1/4" NPT RH (F) Heavy Duty/High Flow Pipeline Back Entry Air/Inert Gas Single Stage Pipeline Regulator With 1/4" NPT (Female) Connection

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Harris® Model 447-50PSI-1/4" NPT RH (F) Heavy Duty/High Flow Pipeline Back Entry Air/Inert Gas Single Stage Pipeline Regulator With 1/4" NPT (Female) Connection

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Airgas Part #:HCL4000580

VIC0781-1425

Victor® Model SR4G Heavy Duty/High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

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Victor® Model SR4G Heavy Duty/High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

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Airgas Part #:VIC0781-1425

VIC0781-5250

Victor® Model EDGE™ ESS72 Heavy Duty Inert Gas Single Stage Regulator With CGA-580 Connection

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Victor® Model EDGE™ ESS72 Heavy Duty Inert Gas Single Stage Regulator With CGA-580 Connection

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Airgas Part #:VIC0781-5250

VIC0781-5188

Victor® Model ESS7 Extra High Capacity Liquid Petroleum Gas (LPG) Single Stage Regulator With CGA-510 Connection

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Victor® Model ESS7 Extra High Capacity Liquid Petroleum Gas (LPG) Single Stage Regulator With CGA-510 Connection

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Airgas Part #:VIC0781-5188

HCL3002496

Harris® Model 450-50PSI-CGA540 Heavy Duty Oxygen (O2) Single Stage Regulator

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Harris® Model 450-50PSI-CGA540 Heavy Duty Oxygen (O2) Single Stage Regulator

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Airgas Part #:HCL3002496

VIC0781-3819

Victor® Model HSR2530 Medium Duty Air/Nitrogen (N2) Single Stage Flowmeter Regulator With CGA-580 Connection

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Victor® Model HSR2530 Medium Duty Air/Nitrogen (N2) Single Stage Flowmeter Regulator With CGA-580 Connection

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Airgas Part #:VIC0781-3819

MIL823-0009

Miller® Heavy Duty Specialty Gas Single Stage Regulator

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Miller® Heavy Duty Specialty Gas Single Stage Regulator

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Airgas Part #:MIL823-0009

VIC0781-3503

Victor® Model VTS250A Medium Duty Air/Inert Gas/Oxygen (O2) And Inert Gas Two Stage Regulator With CGA-540 Connection

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Victor® Model VTS250A Medium Duty Air/Inert Gas/Oxygen (O2) And Inert Gas Two Stage Regulator With CGA-540 Connection

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Airgas Part #:VIC0781-3503

VIC0781-3558

Victor® Model VTS252A Medium Duty Hydrogen (H2)/Methane (CH4) Two Stage Regulator With CGA-350 Connection

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Victor® Model VTS252A Medium Duty Hydrogen (H2)/Methane (CH4) Two Stage Regulator With CGA-350 Connection

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Airgas Part #:VIC0781-3558

A12REG-6700

Oxylance Regulator

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Oxylance Regulator

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Airgas Part #:A12REG-6700

HCL4000548

Harris® Model 447NC-1PSI-CL-7/8" LH (F) Heavy Duty/High Flow Station Back Entry Fuel Gases Single Stage Pipeline Regulator With 7/8" - 14 LH (Female) - 025 Connection

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Harris® Model 447NC-1PSI-CL-7/8" LH (F) Heavy Duty/High Flow Station Back Entry Fuel Gases Single Stage Pipeline Regulator With 7/8" - 14 LH (Female) - 025 Connection

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Airgas Part #:HCL4000548

HCL3003507

Harris® Model 3500-125PSI-CGA680 High Pressure/High Flow Cylinder Argon (Ar)/Helium (He)/Nitrogen (N2) Single Stage Regulator

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Harris® Model 3500-125PSI-CGA680 High Pressure/High Flow Cylinder Argon (Ar)/Helium (He)/Nitrogen (N2) Single Stage Regulator

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Airgas Part #:HCL3003507

RAD64003866

RADNOR™ Model ST9 Harris® Heavy Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix Flowmeter Regulator

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RADNOR™ Model ST9 Harris® Heavy Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix Flowmeter Regulator

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Airgas Part #:RAD64003866

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Industrial Gas Regulators From Top Manufacturers At Airgas

Control and reduce your gas cylinder's pressure to your desired outlet pressure with these light, medium, and heavy-duty industrial gas regulators from RADNOR™️, Victor Equipment, Harris Products Group and Miller Electric Manufacturing. Airgas offers a vast selection of line, balloon, pipeline, specialty gas, single- and two-stage, and flow gauge regulators and flowmeters for pure and mixed gases.

Airgas is a leading single-source supplier for all things gases, welding equipment and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.

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Industrial Gas Regulators

Single StageRegulators

Two StageRegulators

FlowmeterRegulators

FlowgaugeRegulators

LineRegulators

BalloonRegulators

PipelineRegulators

Specialty GasRegulators

Single StageRegulators

Two StageRegulators

FlowmeterRegulators

FlowgaugeRegulators

LineRegulators

BalloonRegulators

PipelineRegulators

Specialty GasRegulators

Industrial Gas Regulators

Victor® Model HSR2570 Medium Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix/Helium (He) Single Stage Flowmeter Regulator With CGA-320 Connection

Victor® Model HSR2570 Medium Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix/Helium (He) Single Stage Flowmeter Regulator With CGA-320 Connection

Victor® Model GF150 Light Duty Argon (Ar) Single Stage Flowgauge Regulator With CGA-580 Connection

Victor® Model GF150 Light Duty Argon (Ar) Single Stage Flowgauge Regulator With CGA-580 Connection

Miller® Heavy Duty Specialty Gas Single Stage Regulator With CGA-680 Connection

Miller® Heavy Duty Specialty Gas Single Stage Regulator With CGA-680 Connection

Victor® Model SR4G Heavy Duty/High Capacity Air Single Stage Regulator With CGA-346 Connection

Victor® Model SR4G Heavy Duty/High Capacity Air Single Stage Regulator With CGA-346 Connection

Harris® Model 450-15PSI-CGA300 Heavy Duty Premium Features Acetylene (C2H2) Single Stage Regulator

Harris® Model 450-15PSI-CGA300 Heavy Duty Premium Features Acetylene (C2H2) Single Stage Regulator

Harris® Model 301-15PSI-200 Light Duty/Medium Duty Compact Acetylene (C2H2) Single Stage Regulator With CGA-200-MC Connection

Harris® Model 301-15PSI-200 Light Duty/Medium Duty Compact Acetylene (C2H2) Single Stage Regulator With CGA-200-MC Connection

Victor® Model ESS7 Extra High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

Victor® Model ESS7 Extra High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

Harris® Model 447-50PSI-1/4" NPT RH (F) Heavy Duty/High Flow Pipeline Back Entry Air/Inert Gas Single Stage Pipeline Regulator With 1/4" NPT (Female) Connection

Harris® Model 447-50PSI-1/4" NPT RH (F) Heavy Duty/High Flow Pipeline Back Entry Air/Inert Gas Single Stage Pipeline Regulator With 1/4" NPT (Female) Connection

Victor® Model SR4G Heavy Duty/High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

Victor® Model SR4G Heavy Duty/High Capacity Oxygen (O2) Single Stage Regulator With CGA-540 Connection

Victor® Model EDGE™ ESS72 Heavy Duty Inert Gas Single Stage Regulator With CGA-580 Connection

Victor® Model EDGE™ ESS72 Heavy Duty Inert Gas Single Stage Regulator With CGA-580 Connection

Victor® Model ESS7 Extra High Capacity Liquid Petroleum Gas (LPG) Single Stage Regulator With CGA-510 Connection

Victor® Model ESS7 Extra High Capacity Liquid Petroleum Gas (LPG) Single Stage Regulator With CGA-510 Connection

Harris® Model 450-50PSI-CGA540 Heavy Duty Oxygen (O2) Single Stage Regulator

Harris® Model 450-50PSI-CGA540 Heavy Duty Oxygen (O2) Single Stage Regulator

Victor® Model HSR2530 Medium Duty Air/Nitrogen (N2) Single Stage Flowmeter Regulator With CGA-580 Connection

Victor® Model HSR2530 Medium Duty Air/Nitrogen (N2) Single Stage Flowmeter Regulator With CGA-580 Connection

Miller® Heavy Duty Specialty Gas Single Stage Regulator

Miller® Heavy Duty Specialty Gas Single Stage Regulator

Victor® Model VTS250A Medium Duty Air/Inert Gas/Oxygen (O2) And Inert Gas Two Stage Regulator With CGA-540 Connection

Victor® Model VTS250A Medium Duty Air/Inert Gas/Oxygen (O2) And Inert Gas Two Stage Regulator With CGA-540 Connection

Victor® Model VTS252A Medium Duty Hydrogen (H2)/Methane (CH4) Two Stage Regulator With CGA-350 Connection

Victor® Model VTS252A Medium Duty Hydrogen (H2)/Methane (CH4) Two Stage Regulator With CGA-350 Connection

Oxylance Regulator

Oxylance Regulator

Harris® Model 447NC-1PSI-CL-7/8" LH (F) Heavy Duty/High Flow Station Back Entry Fuel Gases Single Stage Pipeline Regulator With 7/8" - 14 LH (Female) - 025 Connection

Harris® Model 447NC-1PSI-CL-7/8" LH (F) Heavy Duty/High Flow Station Back Entry Fuel Gases Single Stage Pipeline Regulator With 7/8" - 14 LH (Female) - 025 Connection

Harris® Model 3500-125PSI-CGA680 High Pressure/High Flow Cylinder Argon (Ar)/Helium (He)/Nitrogen (N2) Single Stage Regulator

Harris® Model 3500-125PSI-CGA680 High Pressure/High Flow Cylinder Argon (Ar)/Helium (He)/Nitrogen (N2) Single Stage Regulator

RADNOR™ Model ST9 Harris® Heavy Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix Flowmeter Regulator

RADNOR™ Model ST9 Harris® Heavy Duty Argon (Ar),Carbon Dioxide (CO2),Argon (AR)/Carbon Dioxide (CO2) Mix Flowmeter Regulator

Single Stage
Regulators

Two Stage
Regulators

Flowmeter
Regulators

Flowgauge
Regulators

Line
Regulators

Balloon
Regulators

Pipeline
Regulators

Specialty Gas
Regulators

Single Stage
Regulators

Two Stage
Regulators

Flowmeter
Regulators

Flowgauge
Regulators

Line
Regulators

Balloon
Regulators

Pipeline
Regulators

Specialty Gas
Regulators