1/2 Valves | McMaster-Carr

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Pipe Size

Body Material

Stainless Steel

Thread Type

UN/UNF (SAE 45°)

For Use With

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (20% Concentration)

Aluminum Chloride

Fitting Connection

Push to Connect

Quick Disconnect

Socket-Connect Union

Shape

Double 90° Elbow

Handle Style

Actuation

Electric (Solenoid)

Connects To

Gender

Handle Type

Flow Indicating

Lockable with Ratchet Opening

Standard with Ratchet Opening

Valve Function

Backflow Prevention

Back-Pressure Regulation

Directional Control

Flow Adjustment

Flow Regulation

Pressure Control

Pressure Regulation

Pressure Relief

Temperature Regulation

Vacuum Regulation

Maximum Pressure @ Temperature

110 psi @ -350° F

200 psi @ -350° F

1,800 psi @ 0° F

2,000 psi @ 50° F

150 psi @ 60° F

400 psi @ 60° F

150 psi @ 65° F

10 psi @ 70° F

14.5 psi @ 70° F

25 psi @ 70° F

50 psi @ 70° F

120 psi @ 70° F

125 psi @ 70° F

145 psi @ 70° F

Valve Type

Back-Pressure Regulator

Batch Dispensing

Ball Material

Stainless Steel

Port Type

Tube OD

Maximum Temperature

Less than 100° F

100° F to 249° F

250° F to 499° F

500° F to 999° F

1,000° F or greater

Inlet Pipe Size

Seal Material

Stainless Steel

Seat Material

Stainless Steel

End-to-End Length

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

2,334 Products

Fluid Handling

On-Off Valves

Start and stop flow through a line

Flow-Adjustment Valves

Flow-Adjustment Valves

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

Diverting Valves

Diverting Valves

Redirect flow between ports

Check Valves

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

Valve Repair Kits

Valve Repair Kits

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

Valve Bodies

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

Directional Control Valves

Directional Control Valves

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

Drain Valves

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

Sampling Valves

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

Air Vent Valves

Air Vent Valves

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

Float Valves

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

Float Valve Bodies

Float Valve Bodies

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

Valve Union Fittings

Valve Union Fittings

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

Orifice Valves

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

Valve Actuators

Valve Actuators

Automatically start and stop flow to your valve

Vacuum Breakers

Vacuum Breakers

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

Flow-Regulating Valves

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

Backflow-Prevention Valves

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

Valve Mounts

Match standard NFPA mounting patterns to connect valves with multiple ports

Air-Exhaust Valves

Air-Exhaust Valves

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

Air Pulse Valves

Air Pulse Valves

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

Pressure-Relief Valves

Pressure-Relief Valves

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

Pressure-Regulating Valves

Pressure-Regulating Valves

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

Pressure-Relief Discs

Pressure-Relief Discs

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

Vacuum-Regulating Valves

Vacuum-Regulating Valves

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

Manifolds

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

Tube and Tube Fittings

Tube and Tube Fittings

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

Hose and Hose Fittings

Hose and Hose Fittings

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

Junction Blocks

Junction Blocks

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

Flame Arresters

Flame Arresters

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

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Mixing Valves

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

Injection Valves

Injection Valves

Pump liquid into your process line or tank while preventing backflow

Gas Mixers

Supply controlled amounts of air and gas to burners

Steam Traps

Extract condensation from lines without losing any steam

Mufflers

Reduce noise and filter exhaust fumes

Strainers

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

Facility and Grounds Maintenance

Shower Valves

Control water and regulate temperature to prevent scalding

Showers

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

Shower Heads

Direct the spray of water in a shower or shower station

Sink Faucets

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

Faucet Pedals

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

Sinks

Freestanding, wall-mount, countertop, and floor sinks

Urinal Flush Valves

Urinal Flush Valves

Release water from a plumbing line into the urinal bowl

Drinking Fountain Nozzles

Drinking Fountain Nozzles

Dispense water from fountains; also known as bubblers

Garden Hose Faucets

Garden Hose Faucets

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

Power Transmission

Air Flow Control Valves

Air Flow Control Valves

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

Compressed Air Regulators

Compressed Air Regulators

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

Compressed Air Filter/Regulators

Compressed Air Filter/Regulators

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

Compressed Air Regulator Manifolds

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

Compressed Air Filter/Regulator Manifolds

Compressed Air Filter/Regulator Manifolds

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

Compressed Air Filter/Regulator/Lubricators

Compressed Air Filter/Regulator/Lubricators

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

Hydraulic Check Valves

Hydraulic Check Valves

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

Air Flow Check Valves

Air Flow Check Valves

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

Lubricating

Coolant Dispenser Hose and Fittings

Coolant Dispenser Hose and Fittings

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

Oil Dispensers

Keep machinery lubricated by applying oil

Containers, Storage, and Furniture

Drum Faucets

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

Safety Equipment

Eye Wash Station Replacement Parts

Eye Wash Station Replacement Parts

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

Building and Machinery Hardware

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)