Manual Valves | McMaster-Carr

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3,771 Products

Fluid Handling

On-Off Valves

Start and stop flow through a line

Directional Control Valves

Directional Control Valves

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

Flow-Adjustment Valves

Flow-Adjustment Valves

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

Diverting Valves

Diverting Valves

Redirect flow between ports

Drain Valves

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

Flow-Regulating Valves

Flow-Regulating Valves

Maintain the set flow rate of fluid through your system

Tap Valves

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

Air Valves

Fill tanks, tires, and other pressurized equipment

Propane Tank Valves

Propane Tank Valves

Start and stop the flow of propane from a tank

Air Vent Valves

Air Vent Valves

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

Sampling Valves

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

Mixing Valves

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

Power Transmission

Hydraulic Flow-Adjustment Valves

Hydraulic Flow-Adjustment Valves

Turn the knob to gradually adjust the flow of hydraulic fluid

Facility and Grounds Maintenance

Urinal Flush Valves

Urinal Flush Valves

Release water from a plumbing line into the urinal bowl

Garden Hose Faucets

Garden Hose Faucets

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

Sink Faucets

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

Toilet Flush Valves

Toilet Flush Valves

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

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