1/2 Valves | McMaster-Carr

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Pipe Size

Body Material

Thread Type

For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Fitting Connection

Actuation

Shape

Handle Style

Connects To

Gender

Material

Compressed Non-Asbestos Synthetic Fiber

Handle Type

Lockable with Ratchet Opening

Standard with Ratchet Opening

Maximum Pressure @ Temperature

Valve Type

Back-Pressure Regulator

Valve Function

Back-Pressure Regulation

Temperature Regulation

Ball Material

Port Type

Maximum Temperature

Seal Material

Tube OD

REACH

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

Exempt

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

Yes

Export Control Classification Number (ECCN)

2,570 Products

Fluid Handling

On-Off Valves

Start and stop flow through a line

651 products

Flow-Adjustment Valves

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

100 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

2 products

Diverting Valves

Redirect flow between ports

28 products

Check Valves

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

89 products

Valve Repair Kits

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

31 products

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

3 products

Valve Bodies

Attach to actuators to automatically or manually control flow in your line

3 products

Drain Valves

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

31 products

Directional Control Valves

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

16 products

Air Vent Valves

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

12 products

Float Valves

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

22 products

Float Valve Bodies

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

16 products

Valve Union Fittings

Mating parts join valves to a line for quick connection and removal

4 products

Valve Actuators

Automatically start and stop flow to your valve

18 products

Orifice Valves

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

73 products

Vacuum Breakers

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

9 products

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

8 products

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

7 products

Valve Mounts

Match standard NFPA mounting patterns to connect valves with multiple ports

5 products

Air-Exhaust Valves

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

14 products

Air Pulse Valves

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

1 product

Pressure-Relief Valves

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

51 products

Pressure-Regulating Valves

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

34 products

Pressure-Relief Discs

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

16 products

Vacuum-Regulating Valves

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

1 product

Mixing Valves

Blend hot and cold water, steam, or oil to maintain a set outlet temperature and prevent scalding

55 products

Injection Valves

Pump liquid into your process line or tank while preventing backflow

6 products

Gas Mixers

Supply controlled amounts of air and gas to burners

2 products

Manifolds

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

194 products

Tube and Tube Fittings

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

31 products

Hose and Hose Fittings

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

114 products

Flame Arresters

Absorb heat from a fire in your gas pipeline to stop it from traveling back to the gas source

1 product

Junction Blocks

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

12 products

Steam Traps

Extract condensation from lines without losing any steam

29 products

Mufflers

Reduce noise and filter exhaust fumes

3 products

Strainers

Install next to valves and pumps to catch debris in your line

1 product

Facility and Grounds Maintenance

Shower Valves

Control water and regulate temperature to prevent scalding

1 product

Showers

Hook up to a water supply near a drain for a convenient utility shower

1 product

Shower Heads

Direct the spray of water in a shower or shower station

3 products

Sink Faucets

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

75 products

Faucet Pedals

Start and stop water with your foot or knee to keep your hands free

15 products

Sinks

Freestanding, wall-mount, countertop, and floor sinks

18 products

Urinal Flush Valves

Release water from a plumbing line into the urinal bowl

2 products

Drinking Fountain Nozzles

Dispense water from fountains; also known as bubblers

2 products

Garden Hose Faucets

Connect garden hose to lines coming from a building or the ground

15 products

Power Transmission

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

9 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

18 products

Compressed Air Filter/Regulators

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

53 products

Compressed Air Regulators

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

72 products

Compressed Air Filter/Regulator Manifolds

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

6 products

Compressed Air Filter/Regulator/Lubricators

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

35 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

4 products

Compressed Air Filters

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

74 products

Air Flow Control Valves

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

19 products

Hydraulic Check Valves

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

12 products

Air Flow Check Valves

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

3 products

Containers, Storage, and Furniture

Drum Faucets

Control the flow of liquid from drums, tanks, carboys, and other containers

2 products

Lubricating

Coolant Hose and Fittings

Build a custom system to deliver coolant, cutting oil, water, or air in any direction

27 products

Oil Dispensers

Keep machinery lubricated by applying oil

13 products

Safety Equipment

Eye Wash Station Replacement Parts

Replace eye wash station parts such as spray heads, valves, handles, and bowls

7 products

Building and Machinery Hardware

T-Slotted Framing and Fittings

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

5 products