Flow Meter Control | McMaster-Carr

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Argon/Carbon Dioxide Blend

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Adjustable-Angle Elbow

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Flow Measurement Unit

Cubic Centimeters per Minute

Cubic Feet per Hour

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Standard Cubic Feet per Hour

Standard Cubic Feet per Minute

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Exempt

Export Control Classification Number (ECCN)

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Calibrated With

10,592 Products

Fluid Handling

Flowmeters

Measure the flow rate of a liquid or gas

1,012 products

Flow Transmitters

Send flow rate measurements to PLCs, data loggers, and remote displays

84 products

Flow-Adjustment Valves

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

804 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

9 products

On-Off Valves

Start and stop flow through a line

4,246 products

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

50 products

Air-Exhaust Valves

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

72 products

Orifice Valves

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

1,041 products

Check Valves

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

744 products

Flow Switches

Turn equipment on or off when flow rate reaches a set point

171 products

Diverting Valves

Redirect flow between ports

272 products

Float Valve Bodies

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

2 products

Pilot Valves

Control air supply to the actuator in other valves

7 products

Drain Valves

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

83 products

Directional Control Valves

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

10 products

Air Pulse Valves

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

9 products

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

9 products

Valve Actuators

Automatically start and stop flow to your valve

47 products

Pressure-Regulating Valves

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

289 products

Pressure-Relief Valves

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

71 products

Mixing Valves

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

268 products

Power Transmission

Air Flow Control Valves

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

293 products

Compressed Air Flow Boosters

Amplify flow from a compressed air supply to make sure tools and machines receive enough

7 products

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

38 products

Hydraulic Flow-Adjustment Valves

Turn the knob to gradually adjust the flow of hydraulic fluid

2 products

Air Flow Check Valves

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

21 products

Hydraulic Check Valves

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

78 products

Lubricating

Oil-Dispensing Pump Metering Valves

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

3 products

Oil-Dispensing Pumps

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

20 products

Oil Dispensers

Keep machinery lubricated by applying oil

143 products

Grease-Dispensing Pumps

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

5 products

Grease Dispensers

Connect to a grease gun, drum, or pail to deliver a controlled, constant flow of grease

37 products

Facility and Grounds Maintenance

Water Hammer Arresters

Absorb shock of sudden shutoffs to prevent knocking noises in water pipes

22 products

Faucet Pedals

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

15 products

Containers, Storage, and Furniture

Pitchers

A long spout makes it easy to pour in hard-to-reach spaces

5 products

Drum Faucets

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

1 product

Heating, Ventilation, and Air Conditioning

HVAC Switches

Control and monitor airflow in HVAC systems automatically

3 products