Argon Regulators | McMaster-Carr

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For Use With

Argon/Carbon Dioxide Blend

Citric Acid (25% Concentration)

Citric Acid (100% Concentration)

Coolant

Cyclobutane

System of Measurement

Outlet Pressure

Maximum Inlet Pressure

Less than 500 psi

500 psi to 999 psi

2,000 psi to 3,999 psi

Inlet Pipe Size

Body Material

Maximum Outlet Pressure Gauge Measurement

Pipe Size

Outlet Thread Type

Valve Function

Back-Pressure Regulation

Inlet Thread Type

Outlet Pipe Size

Inlet CGA Number

Outlet Connection

Connects To

Thread Type

UN/UNF (SAE Straight)

UNC

UNF

Maximum Pressure

Less than 1,000 psi

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

Outlet Connection Port

Material

Fitting Connection

Shape

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

DFARS Specialty Metals

Exempt

Not Compliant

Export Control Classification Number (ECCN)

3,628 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

14 products

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

Reduce contaminants in gases used in high-purity applications

8 products

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

Withstand inlet pressures up to 3,500 psi

1 product

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

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

2 products

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

Withstand inlet pressures up to 6,000 psi

1 product

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

The bronze body lasts longer than standard valves

8 products

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

Regulate extremely high pressure in tight spots

2 products

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

Install on an instrument panel for easy access

7 products

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

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

10 products

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

Regulate pressure for oxygen service and other high-purity applications

3 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

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

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

Flowmeters let you see the gas flow rate from a distance

9 products

Long-Life Pressure-Regulating Valves for Cryogenic Liquids

The bronze body lasts longer than standard valves

3 products

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

Prevent changes to your pressure setting

2 products

Tank-Mount Pressure-Regulating Valves for Cryogenic Cylinders

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

1 product

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

Withstand more than six times the pressure of standard valves

1 product

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

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

8 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

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

Resist corrosion in wet environments

3 products

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

Measure the gas flow rate and regulate pressure

3 products

Pressure-Regulating Valves for Cryogenic Liquids

Withstand the extreme cold of argon, nitrogen, and oxygen in liquid form

2 products

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

Withstand temperatures up to 550° F

5 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

Vacuum-Regulating Valves

Control the amount of air that a vacuum pump draws from your system to maintain vacuum levels

12 products

On-Off Valves

Start and stop flow through a line

1,516 products

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

346 products

Vacuum-Relief Valves

Open at a set vacuum and close when the vacuum level drops to protect equipment

3 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

33 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

85 products

Diverting Valves

Redirect flow between ports

180 products

Check Valves

Permit flow in only one direction by closing when flow stops or reverses

338 products

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

11 products

Mufflers

Reduce noise and filter exhaust fumes

24 products

Vacuum Breakers

When pressure drops, vents open to prevent suction from drawing liquid back upstream

16 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

2 products

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

741 products

Float Valves

Open or close a pipe connection when liquids in a container reach a set level; also known as ballcocks

3 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

9 products