Helium Flow Controls | McMaster-Carr

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System of Measurement

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For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Argon/Carbon Dioxide Blend

Hydraulic Fluid (Petroleum Based)

Hydraulic Oil

Hydrochloric Acid

Hydrochloric Acid (37% Concentration)

Hydrogen

Hydrogen Peroxide (30% Concentration)

Liquid Carbon Dioxide

Methanol (Methyl Alcohol)

Methyl Chloride

Methyl Ethyl Ketone (MEK)

Nitric Acid (20% Concentration)

Phosphoric Acid (70% Concentration)

Sodium Carbonate (Soda Ash)

Sodium Hydroxide (Caustic Soda)

Sodium Hydroxide (Caustic Soda) (20% Concentration)

Sodium Hypochlorite (Bleach)

Sulfuric Acid (75% Concentration)

Synthetic Oil

Toluene (Methylbenzene)

Body Material

Fitting Connection

Thread Type

Actuation

Maximum Pressure @ Temperature

Connects To

Shape

Gender

Valve Type

Pressure Drop Assisted

Material

Tube OD

Handle Style

Valve Function

Maximum Temperature

Flow Coefficient (Cv)

Handle Type

Lockable with Ratchet Opening

Ball Material

Voltage

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Exempt

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How can we improve?

3,386 Products

Flow-Adjustment Valves

Precision Flow-Adjustment Valves

Easy-Set Threaded Precision Flow-Adjustment Valves

Color-coded threads and numerical markings ensure consistent, repeatable settings

39 products

Precision Flow-Adjustment Valves with Push-to-Connect Fittings

Insert tubing into the fittings—no heat, solder, or flux required

5 products

Threaded Precision Flow-Adjustment Valves

Adjust flow in small increments for fine control, such as in metering or sampling

34 products

High-Pressure Threaded Precision Flow-Adjustment Valves

Withstand at least 6,000 psi in hydraulic and compressed air systems

43 products

Precision Flow-Adjustment Valves with Barbed Fittings

Barbs grip onto tubing for a secure hold

7 products

Precision Flow-Adjustment Valves with Yor-Lok Fittings

Two sleeves bite into tubing as you tighten the nut for a strong grip and seal

8 products

Panel-Mount Threaded Precision Flow-Adjustment Valves

Use the hex nut and threads that sit below the handle to install in instrument panels

12 products

Plastic Threaded Precision Flow-Adjustment Valves

A lightweight alternative to metal for adjusting flow in small increments

11 products

High-Precision Threaded Flow-Adjustment Valves

Adjust flow in smaller increments than other valves for finer control over the flow rate

9 products

Compact Precision Flow-Adjustment Valves with Barbed Fittings

A low-profile body and a narrow port-to-port length to fit into tight spots

4 products

Panel-Mount High-Pressure Threaded Precision Flow-Adjustment Valves

Install in instrument panels with pressures up to 10,000 psi

2 products

Threaded Precision Flow-Adjustment Valves with Gauge Ports

Install two pieces of instrumentation to monitor multiple media without interrupting flow

8 products

Threaded Precision Flow-Adjustment Valves with Vent Port

Remove instrumentation equipment without depressurizing your line

16 products

High-Pressure Threaded Precision Flow-Adjustment Valves with Vent Ports

Isolate gauges, switches, and more for interruption-free maintenance, calibration, and sampling

2 products

Precision Flow-Adjustment Valves with Solder-Socket Fittings

Solder to tubing for a permanent, leak-tight connection

2 products

Flow-Adjustment Valves

Threaded Flow-Adjustment Valves

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

75 products

High-Pressure Threaded Flow-Adjustment Valves

Rated for twice the pressure of other valves for refineries and other demanding environments

8 products

Socket-Connect Flow-Adjustment Valves

Insert unthreaded pipe and weld in place for a permanent, leak-tight connection

6 products

Snap-Shut Threaded Flow-Adjustment Valves

Open and throttle as force is applied to the lever and automatically close upon release

23 products

Precision Flow-Adjustment Valves for Chemicals

Precision Flow-Adjustment Valves with Push-to-Connect Fittings for Chemicals

Insert tubing into the fittings—no heat, solder, or flux required

2 products

Precision Flow-Adjustment Valves with Yor-Lok Fittings for Chemicals

Two sleeves bite into tubing as you tigthen the nut for a stronger grip and seal

3 products

Precision Flow-Adjustment Valves with Barbed Fittings for Chemicals

Barbs grip onto tubing for a secure hold

3 products

Actuated Flow-Adjustment Valves

Motor-Driven Flow-Adjustment Valves

A motor adjusts better than solenoid valves in high flow and pressure applications

4 products

Compact Solenoid Flow-Adjustment Valves

Smaller than other solenoid valves, they're often used in instrumentation

2 products

Flanged Flow-Adjustment Valves

Flanged Flow-Adjustment Valves for Chemicals

Seats withstand aggressive and corrosive solutions

5 products

Long-Life Flanged Flow-Adjustment Valves

Open and close with minimal wear on components for longer service life

3 products

Other Products

On-Off Valves

Start and stop flow through a line

1,705 products

Check Valves

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

341 products

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

44 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

719 products

Vacuum Breakers

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

16 products