Gas Pressure Regulators | McMaster-Carr

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For Use With

Argon/Carbon Dioxide Blend

Outlet Pressure

Maximum Inlet Pressure

Less than 250 psi

250 psi to 499 psi

500 psi to 999 psi

1,000 psi to 3,999 psi

4,000 psi or greater

Maximum Outlet Pressure Gauge Measurement

Inlet CGA Number

Body Material

Inlet Pipe Size

Outlet Connection

Outlet Connection Port

Outlet Thread Type

Connects To

Inlet Thread Type

Number of Stages

Outlet Pipe Size

Maximum Pressure

1,000 psi to 1,999 psi

2,000 psi to 2,999 psi

3,000 psi to 3,999 psi

4,000 psi or greater

Valve Function

Back-Pressure Regulation

Pipe Size

Inlet Gender

Diaphragm Material

Outlet Gender

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Material

348 Products

Pressure-Regulating Valves

Tank-Mount Pressure-Regulating Valves for Air and Inert Gas

Reduce a high pressure from compressed gas tanks to a lower outlet pressure

32 products

High-Purity Tank-Mount Pressure-Regulating Valves for Inert Gas

Reduce contaminants in gases used in high-purity applications

16 products

Tank-Mount High-Pressure-Regulating Valves for Air and Inert Gas

Withstand at least seven times the pressure of standard tank-mount valves

8 products

High-Purity Tank-Mount Pressure-Regulating Valves for Fuel Gases

Reduce contaminants in high-purity systems of hydrogen and methane gas

5 products

Panel-Mount High-Pressure-Regulating Valves for Air and Inert Gas

Withstand inlet pressures up to 3,500 psi

1 product

Easy-Read Tank-Mount Pressure-Regulating Valves with Flowmeter for Inert Gas

Flowmeters let you see the gas flow rate from a distance

13 products

Vibration-Damping Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

A cast iron body absorbs vibration to reduce wear and noise

13 products

Tank-Mount Pressure-Regulating Valves for Fuel Gases

Attach to tanks of acetylene, hydrogen, methane, propane, or propylene

13 products

Corrosion-Resistant Panel-Mount Ultra-High-Pressure-Regulating Valves for Water, Air, and Inert Gas

Resist corrosion in wet conditions and withstand pressure up to 6,000 psi

1 product

Miniature Ultra-High-Pressure-Regulating Valves for Water, Air, and Inert Gas

Regulate extremely high pressure in tight spots

2 products

Panel-Mount Ultra-High-Pressure-Regulating Valves for Air and Inert Gas

Withstand inlet pressures up to 6,000 psi

1 product

Cleaned and Bagged Panel-Mount Pressure-Regulating Valves for Air and Inert Gas

Install on an instrument panel for easy access

7 products

Long-Life Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

The bronze body lasts longer than standard valves

8 products

Pressure-Regulating Valves for Fuel Gases

Install in gas pipelines to regulate acetylene, hydrogen, or propane

3 products

Cleaned and Bagged Pressure-Regulating Valves for Air and Inert Gas

Regulate pressure for oxygen service and other high-purity applications

3 products

High-Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

Withstand more than six times the pressure of standard valves

1 product

Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

Reduce a high, variable inlet pressure to a lower, stable outlet pressure

10 products

Tank-Mount Pressure-Regulating Valves for Cryogenic Cylinders

Reduce a high pressure from compressed gas tanks to a lower outlet pressure

3 products

Tank-Mount Pressure-Regulating Valves with Flowmeter for Inert Gas

Measure the gas flow rate and regulate pressure

6 products

Tank-Mount Pressure-Regulating Valves for Moisture Removal

Purge nitrogen gas in air conditioning, refrigeration, and plumbing systems

1 product

Corrosion-Resistant Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

Resist corrosion in wet environments

3 products

Clean Room Panel-Mount Pressure-Regulating Valves for Air and Inert Gas

Install on instrument panels for easy access in in clean room environments

13 products

Miniature Panel-Mount Pressure-Regulating Valves for Water, Air, and Inert Gas

Our smallest valve reduces pressure in spaces where other valves can't fit

1 product

High-Temperature Pressure-Regulating Valves for Water, Oil, Air, and Inert Gas

Withstand temperatures up to 550° F

5 products

Tamper-Resistant Compact Pressure-Regulating Valves for Air and Inert Gas

Prevent changes to your pressure setting

2 products

Clean Room Pressure-Regulating Valves for Water, Air, and Inert Gas

Maintain contaminant-free standards in clean room environments

2 products

Sanitary Pressure-Regulating Valves

Regulate pressure on food, beverage, and pharmaceutical lines

4 products

Back-Pressure-Regulating Valves

Back-Pressure-Regulating Valves for Air and Inert Gas

Obstruct flow to maintain sufficient operating pressure in your system

3 products

Panel-Mount Back-Pressure-Regulating Valves for Air and Inert Gas

Install on an instrument panel

2 products

Other Products

Flowmeters

Measure the flow rate of liquid or gas through your system

162 products