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Outlet Connection
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CGA-023 (4)

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CGA - 032 (2)

UNF (2)

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1" - 11.5 NPS" (Female) (1)

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3/4" NPT (Female)" (1)

3/8" - 24 (Male) (1)

5/8 in. (15 RH Female) (1)

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9/16" - 18" (Male) (1)

9/16" -18 RH (Male) (1)

A 3/8" - 24 RH (Male) (1)

B 9/16" - 18 RH (Male) (1)

CGA - 996 (1)

CGA 021A (1)

CGA 022 (1)

CGA 032 (1)

CGA-022 (1)

CGA-032 (Female) (1)

CGA-320 (1)

CGA-510LP (1)

Needle valve w/ 1/4" NPT (Female) (1)

Inlet Connection
CGA - 580 (60)

CGA-580 (56)

CGA - 510 (32)

CGA - 540 (30)

CGA-540 (30)

1/4" NPT (Female) (23)

CGA - 320 (21)

CGA-320 (21)

CGA-510 (15)

1/4" NPT (14)

CGA - 250 (12)

CGA - 350 (12)

CGA - 300 (10)

CGA - 500 (10)

CGA-300 (8)

CGA - 346 (7)

CGA-350 (7)

CGA-680 (7)

CGA - 680 (6)

CGA-346 (6)

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

CGA - 347 (5)

CGA-870 (5)

CGA - 996 (4)

CGA-025 (4)

CGA-510-P (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 - 590 (3)

CGA - 750 (3)

1.00 - 11.5 NPS RH (Male) (2)

5/8" NPT (Male) (2)

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

CGA - 025 (2)

CGA - 030 (2)

CGA - 032 (2)

CGA - 200 (2)

CGA - 520 (2)

CGA - 677 (2)

CGA 320 (2)

CGA-024 (2)

CGA-520-B (2)

CGA-677 (2)

CGA-996 (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 - 200 (Rear inlet) (1)

CGA - 200 Rear (1)

CGA - 200R (1)

CGA - 246 (1)

CGA - 300 and CGA - 540 (1)

CGA - 410 (1)

CGA - 510 and CGA - 540 (1)

CGA - 510LP (1)

CGA - 520R (1)

CGA - 555 (1)

CGA - 600 (1)

CGA - 966 (1)

CGA - 992 (1)

CGA - 993 (1)

CGA - 997 (1)

CGA -320 (1)

CGA 510A (1)

CGA-200 (1)

CGA-200-A (1)

CGA-200-B (1)

CGA-200-MC (1)

CGA-510-B (1)

CGA-520 (1)

CGA-520-A (1)

CGA-540-A (1)

CGA-540-B (1)

CGA-590 (1)

CGA-600 (1)

CGA-601 (1)

GCA - 540 (Rear Inlet) (1)

No Inlet and Gauges (1)

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Victor^® regulators, flowmeters, torches & outfits

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Victor^® regulators, flowmeters, torches & outfits

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Industrial Gas Regulators

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HCL3003538

Harris® Model 3500-400PSI-CGA580 High Pressure/High Flow Motor Sports Argon/Helium/Nitrogen Single Stage Regulator, CGA-580

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Harris® Model 3500-400PSI-CGA580 High Pressure/High Flow Motor Sports Argon/Helium/Nitrogen Single Stage Regulator, CGA-580

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Airgas Part #:HCL3003538

RAD64003866

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Flowmeter Regulator, CGA 580

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RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Flowmeter Regulator, CGA 580

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Airgas Part #:RAD64003866

RAD64003868

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Shielding Gas Flowmeter Regulator Kit, CGA 580

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RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Shielding Gas Flowmeter Regulator Kit, CGA 580

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Airgas Part #:RAD64003868

HCL3000295

Harris® Model 601-15-200 B Light Duty C2H2 Single Stage Regulator, CGA-200-B

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Harris® Model 601-15-200 B Light Duty C2H2 Single Stage Regulator, CGA-200-B

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Airgas Part #:HCL3000295

HCL3002493

Harris® Model 450-15PSI-CGA300 Heavy Duty Industrial Premium Features Acetylene/C2H2 Single Stage Regulator, CGA-300

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Harris® Model 450-15PSI-CGA300 Heavy Duty Industrial Premium Features Acetylene/C2H2 Single Stage Regulator, CGA-300

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Airgas Part #:HCL3002493

WESRP320050

Western Model RP320050 Carbon Dioxide Pressure Regulator, CGA-320

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Western Model RP320050 Carbon Dioxide Pressure Regulator, CGA-320

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Airgas Part #:WESRP320050

MIL30-15-300

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-300

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Miller® Medium Duty Acetylene Single Stage Regulator, CGA-300

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Airgas Part #:MIL30-15-300

HCL3003516

Harris® Model 3500-200-680 High Pressure/High Flow Ar, He, N2 Single Stage Regulator, CGA-680

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Harris® Model 3500-200-680 High Pressure/High Flow Ar, He, N2 Single Stage Regulator, CGA-680

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Airgas Part #:HCL3003516

MIL30-15-200

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-200

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Miller® Medium Duty Acetylene Single Stage Regulator, CGA-200

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Airgas Part #:MIL30-15-200

VIC1000-0255

Victor® Heavy Duty Argon/Helium Flowmeter Regulator

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Victor® Heavy Duty Argon/Helium Flowmeter Regulator

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Airgas Part #:VIC1000-0255

HCL4000829

Harris® Model 247-200-1/4" R Heavy Duty O2 Single Stage Regulator, 1/4" NPT (Female)

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Harris® Model 247-200-1/4" R Heavy Duty O2 Single Stage Regulator, 1/4" NPT (Female)

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Airgas Part #:HCL4000829

HCL3100338

Harris® Model 355-2AR/HE-58010 Up to 140 SCFH Ar, He Flowmeter Regulator, CGA-580

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Harris® Model 355-2AR/HE-58010 Up to 140 SCFH Ar, He Flowmeter Regulator, CGA-580

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Airgas Part #:HCL3100338

HCL3000431

Harris® Medium/Heavy Duty Argon/Carbon Dioxide Two Stage Regulator

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Harris® Medium/Heavy Duty Argon/Carbon Dioxide Two Stage Regulator

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Airgas Part #:HCL3000431

MIL30-15-520

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-520

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Miller® Medium Duty Acetylene Single Stage Regulator, CGA-520

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Airgas Part #:MIL30-15-520

HCL4000817

Harris® Model 247NC-15-CL Heavy Duty Fuel Gases Single Stage Regulator, 7/8" - 14 LH (Female) 025

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Harris® Model 247NC-15-CL Heavy Duty Fuel Gases Single Stage Regulator, 7/8" - 14 LH (Female) 025

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Airgas Part #:HCL4000817

HCL4400234

Harris® Model KIT,355CD-32010 Up to 140 SCFH CO2 Flowmeter Regulator, CGA-320

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Harris® Model KIT,355CD-32010 Up to 140 SCFH CO2 Flowmeter Regulator, CGA-320

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Airgas Part #:HCL4400234

MIL826-0028

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

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

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Airgas Part #:MIL826-0028

HCL3000795

Harris® Model 425-50-540 Heavy Duty O2 Single Stage Regulator, CGA-540

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Harris® Model 425-50-540 Heavy Duty O2 Single Stage Regulator, CGA-540

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Airgas Part #:HCL3000795

HCL5400612

Harris® Model 55-2HE 9/16-18 Heavy Duty He, H2 Flowmeter Regulator, 9/16" - 18 (Female)

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Harris® Model 55-2HE 9/16-18 Heavy Duty He, H2 Flowmeter Regulator, 9/16" - 18 (Female)

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Airgas Part #:HCL5400612

VIC0799-1220

Victor® Medium Duty Air Single Stage Regulator, CGA - 590

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Victor® Medium Duty Air Single Stage Regulator, CGA - 590

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Airgas Part #:VIC0799-1220

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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

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Specialty GasRegulators

Single StageRegulators

Two StageRegulators

FlowmeterRegulators

FlowgaugeRegulators

LineRegulators

BalloonRegulators

PipelineRegulators

Specialty GasRegulators

Industrial Gas Regulators

Harris® Model 3500-400PSI-CGA580 High Pressure/High Flow Motor Sports Argon/Helium/Nitrogen Single Stage Regulator, CGA-580

Harris® Model 3500-400PSI-CGA580 High Pressure/High Flow Motor Sports Argon/Helium/Nitrogen Single Stage Regulator, CGA-580

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Flowmeter Regulator, CGA 580

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Flowmeter Regulator, CGA 580

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Shielding Gas Flowmeter Regulator Kit, CGA 580

RADNOR™ Model ST9 Harris® Heavy Duty Flowmeter Argon And Argon/CO2 Mix Shielding Gas Flowmeter Regulator Kit, CGA 580

Harris® Model 601-15-200 B Light Duty C2H2 Single Stage Regulator, CGA-200-B

Harris® Model 601-15-200 B Light Duty C2H2 Single Stage Regulator, CGA-200-B

Harris® Model 450-15PSI-CGA300 Heavy Duty Industrial Premium Features Acetylene/C2H2 Single Stage Regulator, CGA-300

Harris® Model 450-15PSI-CGA300 Heavy Duty Industrial Premium Features Acetylene/C2H2 Single Stage Regulator, CGA-300

Western Model RP320050 Carbon Dioxide Pressure Regulator, CGA-320

Western Model RP320050 Carbon Dioxide Pressure Regulator, CGA-320

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-300

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-300

Harris® Model 3500-200-680 High Pressure/High Flow Ar, He, N2 Single Stage Regulator, CGA-680

Harris® Model 3500-200-680 High Pressure/High Flow Ar, He, N2 Single Stage Regulator, CGA-680

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-200

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-200

Victor® Heavy Duty Argon/Helium Flowmeter Regulator

Victor® Heavy Duty Argon/Helium Flowmeter Regulator

Harris® Model 247-200-1/4" R Heavy Duty O2 Single Stage Regulator, 1/4" NPT (Female)

Harris® Model 247-200-1/4" R Heavy Duty O2 Single Stage Regulator, 1/4" NPT (Female)

Harris® Model 355-2AR/HE-58010 Up to 140 SCFH Ar, He Flowmeter Regulator, CGA-580

Harris® Model 355-2AR/HE-58010 Up to 140 SCFH Ar, He Flowmeter Regulator, CGA-580

Harris® Medium/Heavy Duty Argon/Carbon Dioxide Two Stage Regulator

Harris® Medium/Heavy Duty Argon/Carbon Dioxide Two Stage Regulator

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-520

Miller® Medium Duty Acetylene Single Stage Regulator, CGA-520

Harris® Model 247NC-15-CL Heavy Duty Fuel Gases Single Stage Regulator, 7/8" - 14 LH (Female) 025

Harris® Model 247NC-15-CL Heavy Duty Fuel Gases Single Stage Regulator, 7/8" - 14 LH (Female) 025

Harris® Model KIT,355CD-32010 Up to 140 SCFH CO2 Flowmeter Regulator, CGA-320

Harris® Model KIT,355CD-32010 Up to 140 SCFH CO2 Flowmeter Regulator, CGA-320

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

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

Harris® Model 425-50-540 Heavy Duty O2 Single Stage Regulator, CGA-540

Harris® Model 425-50-540 Heavy Duty O2 Single Stage Regulator, CGA-540

Harris® Model 55-2HE 9/16-18 Heavy Duty He, H2 Flowmeter Regulator, 9/16" - 18 (Female)

Harris® Model 55-2HE 9/16-18 Heavy Duty He, H2 Flowmeter Regulator, 9/16" - 18 (Female)

Victor® Medium Duty Air Single Stage Regulator, CGA - 590

Victor® Medium Duty Air Single Stage Regulator, CGA - 590

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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