Air Valves | McMaster-Carr

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Actuation

Electric (Solenoid)

Air Directional Control Valve Flow Pattern

3/3 (Closed Center)

4/3 (Closed Center)

4/3 (Exhaust Center)

5/3 (Closed Center)

5/3 (Exhaust Center)

5/3 (Pressure Center)

System of Measurement

Inlet Pipe Size

For Use With

Citric Acid (25% Concentration)

Citric Acid (100% Concentration)

Pipe Size

Outlet Pipe Size

Return Actuation

Air-Assisted Spring

Electric (Solenoid)

Voltage

100V AC to 240V AC

Actuator Style

Inlet Thread Type

Valve Function

Backflow Prevention

Directional Control

Flow Adjustment

Pressure Control

Pressure Relief

Actuation Type

Body Material

Stainless Steel

Number of Flow Ports

Shape

Adjustable-Angle Elbow

Double 90° Elbow

Double-Outlet Elbow

Single-Outlet Elbow

Thread Type

UN/UNF (SAE Straight)

UNJ/UNJF (SAE Straight)

Mount Type

Unthreaded Through Hole

Outlet Thread Type

Air Directional Control Valve Type

Inlet Connection

Push to Connect

Quick Disconnect

Exhaust Pipe Size

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

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6,314 Products

Fluid Handling

Directional Control Valves

Directional Control Valves

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

On-Off Valves

Start and stop flow through a line

Diverting Valves

Diverting Valves

Redirect flow between ports

Air Valves

Fill tanks, tires, and other pressurized equipment

Flow-Adjustment Valves

Flow-Adjustment Valves

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

Check Valves

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

Air-Exhaust Valves

Air-Exhaust Valves

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

Valve Repair Kits

Valve Repair Kits

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

Drain Valves

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

Pilot Valves

Control air supply to the actuator in other valves

Air Vent Valves

Air Vent Valves

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

Air Pulse Valves

Air Pulse Valves

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

Manifolds

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

Air Chucks

Connect air hose to Schrader valves, which are common on tires and hydraulic systems

Pipe and Pipe Fittings

Pipe and Pipe Fittings

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

Pressure-Relief Valves

Pressure-Relief Valves

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

Mufflers

Reduce noise and filter exhaust fumes

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

Air Flow Check Valves

Air Flow Check Valves

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

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

Facility and Grounds Maintenance

Air Admittance Valves

Air Admittance Valves

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

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