Metal Valves | McMaster-Carr

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12,772 Products

Fluid Handling

Manual On/Off Valves

Manual 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

Directional Control Valves

Directional Control Valves

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

Air Valves

Fill tanks, tires, and other pressurized equipment

Diverting Valves

Diverting Valves

Redirect flow between ports

Air-Actuated On/Off Valves

Air-Actuated On/Off Valves

Operate on compressed air to start and stop flow faster than motor-driven valves

Solenoid On/Off Valves

Solenoid On/Off Valves

A solenoid withstands rapid cycling for applications with frequent opening and closing

Check Valves

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

Drain Valves

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

Motor-Actuated On/Off Valves

Motor-Actuated On/Off Valves

An electric motor handles higher flow rates and pressures than solenoid valves

Valve Bodies

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

Solenoid Coils

Replace the coil that actuates your flow-control valve

Valve Handles and Knobs

Valve Handles and Knobs

Replace the handle on most types of valves

Float Valves

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

Flow-Regulating Valves

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

Valve Actuators

Valve Actuators

Automatically start and stop flow to your valve

Air Vent Valves

Air Vent Valves

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

Air-Exhaust Valves

Air-Exhaust Valves

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

Tap Valves

Pierce copper tubing for a secondary line to humidifiers and ice makers; also known as saddle valves

Orifice Valves

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

Backflow-Prevention Valves

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

Flow-Adjustment Valve Manifolds

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

Sampling Valves

Sampling Valves

Drain a small amount of liquid or gas for inspection without disrupting flow

Float Valve Bodies

Float Valve Bodies

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

Air Pulse Valves

Air Pulse Valves

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

Liquid-Dispensing Metering Valves

Liquid-Dispensing Metering Valves

Program to dispense a specific amount of liquid every time and shut off when set amount is reached

Vacuum Breakers

Vacuum Breakers

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

Propane Tank Valves

Propane Tank Valves

Start and stop the flow of propane from a tank

Sump Pump Backflow-Prevention Valves

Sump Pump Backflow-Prevention Valves

Block dirty water from returning to your sump pump

Valve Mounts

Match standard NFPA mounting patterns to connect valves with multiple ports

Valve Stem Adapters

Valve Stem Adapters

Connect valve stems to actuators with an ISO 5211 hole pattern

Spray Nozzle Bars

Spray Nozzle Bars

Attach nozzles to build your own spray system

Float Rods

Connect valve bodies and floats to build or repair a float valve

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

Compressed Gas Valves

Compressed Gas Valves

Check and adjust the pressure of compressed gas in tanks; also known as Schrader valves

Vacuum-Relief Valves

Vacuum-Relief Valves

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

Vacuum-Regulating Valves

Vacuum-Regulating Valves

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

Pressure-Relief Discs

Pressure-Relief Discs

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

Air Chucks

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

Manifolds

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

Rotary Joints

Transfer air, water, oil, and steam from supply lines to continuously revolving drums and rollers

Pipe and Fittings

Pipe and Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Hose Nozzles

Control flow while dispensing water, fuel, hydraulic fluid, coolant, and chemicals

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

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

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

Strainers

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

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

Hydraulic On/Off Valves

Hydraulic On/Off Valves

Control the flow in high-pressure hydraulic systems

Safety Lockout Valves

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

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 Filters

Compressed Air Filters

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

Compressed Air Filter/Regulator/Lubricators

Compressed Air Filter/Regulator/Lubricators

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

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 Bowls

Compressed Air Filter Bowls

Replace compressed air filter bowls, or change material or drain type

Compressed Air Filter/Regulator/Lubricator Manifolds

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

Compressed Air Lubricators

Compressed Air Lubricators

Extend the service life of air-powered equipment by lubricating the air supply

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

Hydraulic Flow-Adjustment Valves

Hydraulic Flow-Adjustment Valves

Turn the knob to gradually adjust the flow of hydraulic fluid

Air Cylinders

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

Facility and Grounds Maintenance

Water Supply Stop Valves

Water Supply Stop Valves

Shut off water to faucets, toilets, and fountains

Toilet Flush Valves

Toilet Flush Valves

Release water from a plumbing line or toilet tank into the bowl

Sink Faucets

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

Urinal Flush Valves

Urinal Flush Valves

Release water from a plumbing line into the urinal bowl

Shower Valves

Control water and regulate temperature to prevent scalding

Toilet Tank Replacement Parts

Toilet Tank Replacement Parts

Replace parts such as flappers, fill valves, and floats in your toilet tank

Showers

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

Faucet Pedals

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

Faucet Shut-Off Rods

Faucet Shut-Off Rods

Nudge the rod to turn water on and release to turn off without touching handles

Sinks

Freestanding, wall-mount, countertop, and floor sinks

Shower Heads

Direct the spray of water in a shower or shower station

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

Garden Hose Valves

Garden Hose Valves

Start and stop the flow of water through your garden hose

Soap Dispenser Valves

Soap Dispenser Valves

Replace the valve on your soap dispenser

Lubricating

Coolant Hose and Fittings

Coolant Hose and Fittings

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

Oil Dispensers

Keep machinery lubricated by applying oil

Oil Dispensing Stations

Oil Dispensing Stations

Connect to a bulk oil container to fill hand-held dispensers

Oil-Dispensing Pumps

Oil-Dispensing Pumps

Deliver controlled amounts of oil at specific intervals to keep equipment lubricated

Oil-Dispensing Pump Metering Valves

Oil-Dispensing Pump Metering Valves

Add to manual and electric pumps to dispense the right amount of oil to different lubrication points

Grease-Dispensing Pumps

Grease-Dispensing Pumps

Automate the flow of grease with air or battery power instead of applying it by hand

Oil Brushes

Connect to oil dispensers to brush lubricant onto chain, gears, and conveyors

Grease Fitting Manifolds

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

Grease Fitting Junction Blocks

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

Containers, Storage, and Furniture

Drum Faucets

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

Heating, Ventilation, and Air Conditioning

Air Conditioner Service Valves

Air Conditioner Service Valves

Tap into refrigerant lines to drain and fill your system

Safety Equipment

Shower Station Valves

Shower Station Valves

Replace valves on your shower station

Eye Wash Station Replacement Parts

Eye Wash Station Replacement Parts

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

Fire Hose Nozzles

Fire Hose Nozzles

Attach to your fire hose to create a spray or stream of water

Material Handling

Valve Stems

Snap into tubeless tire rims to create an air inlet

Fastening and Joining

Welding Gas Flashback Arresters

Welding Gas Flashback Arresters

Attach to your gas welder to extinguish flames and stop reverse gas flow

Shut-Off Valve Wrenches

Shut-Off Valve Wrenches

Turn hard-to-reach valves on gas lines, faucets, toilets, and sinks

Measuring and Inspecting

Refrigerant Pressure Testing Manifolds

Refrigerant Pressure Testing Manifolds

Monitor refrigerant pressure when servicing air conditioning systems

Building and Machinery Hardware

T-Slotted Framing Manifolds

T-Slotted Framing Manifolds

Distribute air or liquid from a single supply to multiple areas in a T-slotted framing structure

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