3/8 Valves | McMaster-Carr

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Pipe Size

For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Thread Type

Body Material

Fitting Connection

Actuation

Shape

Adjustable-Angle Elbow

Handle Style

Connects To

Gender

Handle Type

Lockable with Ratchet Opening

Standard with Ratchet Opening

Valve Function

Air Pulse

Backflow Prevention

Back-Pressure Regulation

Maximum Pressure @ Temperature

Valve Type

Back-Pressure Regulator

Inlet Pipe Size

Tube OD

Ball Material

Port Type

Voltage

Maximum Temperature

Air Directional Control Valve Flow Pattern

5/3 (Pressure Center)

Outlet Pipe Size

REACH

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

Exempt

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1,998 Products

Fluid Handling

On-Off Valves

Start and stop flow through a line

457 products

Flow-Adjustment Valves

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

56 products

Directional Control Valves

Manage the flow of fluids to move equipment in air- and hydraulic-powered systems

41 products

Valve Repair Kits

Maintain valves with replacement parts such as seals, plungers, and springs

24 products

Diverting Valves

Redirect flow between ports

19 products

Check Valves

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

71 products

Drain Valves

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

12 products

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

8 products

Float Valves

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

7 products

Float Valve Bodies

Pair with floats and rods to create float valves that meet your needs

8 products

Orifice Valves

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

8 products

Valve Mounts

Match standard NFPA mounting patterns to connect valves with multiple ports

2 products

Air-Exhaust Valves

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

20 products

Propane Tank Valves

Start and stop the flow of propane from a tank

2 products

Vacuum Breakers

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

3 products

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

1 product

Air Vent Valves

Eliminate air pockets from fluid lines to maintain consistent flow and prevent surges

4 products

Air Pulse Valves

Convert continuous flow into bursts that reduce air consumption in dryers and dust collectors

1 product

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

308 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

70 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

182 products

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

18 products

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

5 products

Pressure-Relief Valves

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

18 products

Pressure-Regulating Valves

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

16 products

Pressure-Relief Discs

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

9 products

Vacuum-Relief Valves

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

1 product

Mufflers

Reduce noise and filter exhaust fumes

4 products

Steam Traps

Extract condensation from lines without losing any steam

4 products

Tank Mixing Nozzles

Circulate liquid in tanks to keep solids from settling

1 product

Injection Valves

Pump liquid into your process line or tank while preventing backflow

1 product

Power Transmission

Air Flow Control Valves

Control the speed of air-powered equipment by adjusting the volume of airflow entering or exiting

35 products

Compressed Air Regulators

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

65 products

Compressed Air Filter/Regulator Manifolds

Purify air from a single supply and distribute it to multiple locations

2 products

Compressed Air Filter/Regulators

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

29 products

Compressed Air Filter/Regulator/Lubricators

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

35 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

2 products

Hydraulic Check Valves

Open to allow hydraulic fluid flow in one direction and close when flow stops or reverses

13 products

Air Flow Check Valves

Open to allow air flow in one direction and close when flow stops or reverses

2 products

Facility and Grounds Maintenance

Soap Dispenser Valves

Replace the valve on your soap dispenser

2 products

Sink Faucets

Manual and touch-free faucets for janitorial, restroom, and food service sinks

2 products

Drinking Fountain Nozzles

Dispense water from fountains; also known as bubblers

4 products

Lubricating

Coolant Dispenser Hose and Fittings

Snap together and position to deliver coolant, oil, water, or air in any direction

19 products

Oil Dispensers

Keep machinery lubricated by applying oil

11 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

10 products