Stainless Steel Valves | McMaster-Carr

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3,096 Products

Fluid Handling

On-Off Valves

Start and stop flow through a line

912 products

Flow-Adjustment Valves

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

245 products

Diverting Valves

Redirect flow between ports

72 products

Check Valves

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

309 products

Air Valves

Fill tanks, tires, and other pressurized equipment

5 products

Valve Bodies

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

16 products

Sampling Valves

Drain a small amount of fluid for inspection without disrupting flow

7 products

Directional Control Valves

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

3 products

Float Valves

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

56 products

Float Valve Bodies

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

10 products

Float Rods

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

12 products

Orifice Valves

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

46 products

Air Vent Valves

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

1 product

Sump Pump Backflow-Prevention Valves

Block dirty water from returning to your sump pump

2 products

Vacuum Breakers

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

5 products

Drain Valves

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

4 products

Spray Nozzle Bars

Attach nozzles to build your own spray system

15 products

Pressure-Regulating Valves

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

82 products

Pressure-Relief Valves

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

33 products

Hose and Hose Fittings

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

171 products

Tube and Tube Fittings

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

21 products

Manifolds

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

87 products

Junction Blocks

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

5 products

Pipe and Pipe Fittings

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

12 products

Steam Traps

Extract condensation from lines without losing any steam

61 products

Mufflers

Reduce noise and filter exhaust fumes

6 products

Mixing Valves

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

1 product

Power Transmission

Hydraulic Check Valves

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

56 products

Air Flow Check Valves

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

3 products

Air Flow Control Valves

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

4 products

Compressed Air Regulators

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

5 products

Compressed Air Filter/Regulators

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

4 products

Facility and Grounds Maintenance

Faucet Shut-Off Rods

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

2 products

Sink Faucets

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

2 products

Sinks

Freestanding, wall-mount, countertop, and floor sinks

11 products

Shower Heads

Direct the spray of water in a shower or shower station

2 products

Garden Hose Faucets

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

2 products

Heating, Ventilation, and Air Conditioning

Air Conditioner Service Valves

Tap into refrigerant lines to drain and fill your system

2 products

Containers, Storage, and Furniture

Drum Faucets

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

2 products

Lubricating

Grease Fitting Junction Blocks

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

3 products

Safety Equipment

Eye Wash Station Replacement Parts

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

1 product