Fluid Regulators | McMaster-Carr

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Inlet Pipe Size

Pipe Size

Inlet Thread Type

For Use With

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

Gauge Included

Material

Body Material

Outlet Thread Type

Outlet Pressure

Maximum Pressure Regulation

Maximum Inlet Pressure

Less than 500 psi

500 psi to 999 psi

1,000 psi to 1,999 psi

2,000 psi to 3,999 psi

Maximum Temperature

Thread Type

Component

Filter/Regulator/Lubricator

Inlet Connection

Fitting Connection

Inlet Gender

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Gender

Female

Male

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Set Pressure

2,663 Products

Pressure-Regulating Valves

Low-Pressure-Regulating Valves for Water

Respond to the slightest pressure change to maintain stable outlet pressure

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

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

The bronze body lasts longer than standard valves

8 products

Corrosion-Resistant Compact Pressure-Regulating Valves for Water

Often used on humidifiers and fountains, they withstand deionized water and corrosive conditions

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

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

Regulate extremely high pressure in tight spots

2 products

Long-Life Pressure-Regulating Valves for Steam

The bronze body lasts longer than standard valves

8 products

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

Resist corrosion in wet environments

3 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

Heavy Duty Pressure-Regulating Valves for Water and Air

Thicker walls make these tougher than brass pressure-regulating valves

5 products

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

Install on an instrument panel for easy access

7 products

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

Withstand inlet pressures up to 3,500 psi

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

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

Quick-Set Pressure-Regulating Valves for Water

Turn the dial to adjust the outlet pressure without using a gauge

8 products

Compact Pressure-Regulating Valves for Water

A low-profile body fits in systems where space is at a premium

4 products

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

Withstand inlet pressures up to 6,000 psi

1 product

Pressure-Regulating Valves with Garden Hose Fittings for Water

Regulate pressure in light-duty water systems with garden hose connections

2 products

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

Withstand temperatures up to 550° F

5 products

Pressure-Regulating Valves for Steam

A cast iron body absorbs vibration to reduce wear and noise

22 products

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

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

39 products

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

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

Maintain contaminant-free standards in clean room environments

2 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 Steam

Resist corrosion in wet environments

3 products

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

Reduce contaminants in gases used in high-purity applications

16 products

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

Regulate pressure for oxygen service and other high-purity applications

3 products

Sanitary Pressure-Regulating Valves

Regulate pressure on food, beverage, and pharmaceutical lines

4 products

Tank-Mount Pressure-Regulating Valves for Fuel Gases

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

13 products

Plastic Panel-Mount Pressure-Regulating Valves for Air

Regulate pressure in air and inert gas systems from your instrument panel

2 products

Plastic Panel-Mount Pressure-Regulating Valves for Water

Mount to your water system with a panel-mount nut below the adjustment knob

2 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

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

Measure the gas flow rate and regulate pressure

6 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

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

Pressure-Regulating Valves for Fuel Gases

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

3 products

Tank-Mount Pressure-Regulating Valves for Cryogenic Cylinders

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

3 products

Back-Pressure-Regulating Valves

Long-Life Back-Pressure-Regulating Valves for Water and Oil

The bronze body lasts longer than standard valves

2 products

Sanitary Back-Pressure-Regulating Valves

Install at the end of pipelines on processing and sanitizing equipment

3 products

Hydraulic Valves

Pressure-Regulating Inline Hydraulic Valves

Maintain a consistent pressure when input pressure varies

1 product

Pressure-Regulating Block-Mount Hydraulic Valves

Use screws to attach to an NFPA valve-mounting block

2 products

Other Products

Pressure-Relief Valves

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

236 products

Compressed Air Filter/Regulators

Simultaneously clean air that's running through a system and control its pressure

262 products

Compressed Air Regulators

Ensure continuous, safe operation of air-powered equipment by controlling air pressure

490 products

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

57 products

Vacuum Breakers

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

25 products

Compressed Air Filters

Purge particles, oil, and other contaminants from air lines to prevent damaging equipment

361 products

Compressed Air Filter/Regulator/Lubricators

Deliver clean, lubricated air at the desired pressure to a component in your line

254 products

Pressure-Relief Discs

Rupture at a set pressure or temperature to vent fluid and gas and protect machinery; one-time use

39 products

Manual On-Off Valves

Start and stop flow through a line

24 products

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

26 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

29 products

Air-Exhaust Valves

Vent or divert exhaust to speed up the operation of air cylinders, actuators, and other equipment

29 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

28 products

Water Hammer Arresters

Absorb shock of sudden shutoffs to prevent knocking noises in water pipes

22 products

Compressed Air Regulator Locks

Lock over your regulator knob to prevent unwanted pressure changes

6 products

Pressure Switches

Activate controls, set off alarms, and power equipment when a set pressure is reached

8 products

Air Admittance Valves

Allow air into drain, waste, and vent systems so you don't have to vent plumbing to the outdoors

2 products

Airlocks

Vent gases out of flasks, carboys, and other containers without letting dust and oxygen in

1 product

Compressed Air Filter Elements

Replace filter elements for peak performance in removing solid particles, water droplets, and oil

1 product