Threaded Valves | McMaster-Carr

Filter by

Product Family

Air Chucks

Air Flow Check Valves

Air Flow Control Valves

Air Pulse Valves

Air Valves

Air Vent Valves

Air-Actuated On/Off Valves

Air-Exhaust Valves

Backflow-Prevention Valves

Check Valves

Compressed Air Dryers

Compressed Air Filter/Regulator Manifolds

Compressed Air Filter/Regulator/Lubricator Manifolds

Compressed Air Filter/Regulator/Lubricators

Compressed Air Filter/Regulators

Compressed Air Filters

Compressed Air Lubricators

Compressed Air Regulator Manifolds

System of Measurement

Pipe Size

Body Material

Thread Type

For Use With

Actuation

Material

Handle Style

Shape

Adjustable-Angle Elbow

Connects To

Gender

Handle Type

Lockable with Ratchet Opening

Standard with Ratchet Opening

T-Handle

Maximum Pressure @ Temperature

Valve Type

Back-Pressure Regulator

Inlet Pipe Size

Valve Function

Back-Pressure Regulation

Temperature Regulation

Port Type

Ball Material

Maximum Temperature

Fitting Type

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

2B350

2B999

EAR99

DFARS Specialty Metals

12,056 Products

Fluid Handling

Manual On/Off Valves

Start and stop flow through a line

2,372 products

Flow-Adjustment Valves

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

451 products

Directional Control Valves

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

364 products

Air Valves

Fill tanks, tires, and other pressurized equipment

23 products

Diverting Valves

Redirect flow between ports

186 products

Solenoid On/Off Valves

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

692 products

Check Valves

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

557 products

Air-Actuated On/Off Valves

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

191 products

Valve Bodies

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

16 products

Drain Valves

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

86 products

Valve Union Fittings

Mating parts join valves to a line for quick connection and removal

29 products

Motor-Actuated On/Off Valves

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

39 products

Air Vent Valves

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

39 products

Sampling Valves

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

5 products

Float Valves

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

113 products

Air-Exhaust Valves

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

99 products

Valve Actuators

Automatically start and stop flow to your valve

10 products

Float Valve Bodies

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

77 products

Backflow-Prevention Valves

Dual checks stop flow from reversing and contaminating your system

26 products

Vacuum Breakers

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

32 products

Air Pulse Valves

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

9 products

Orifice Valves

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

849 products

Liquid-Dispensing Metering Valves

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

3 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

8 products

Propane Tank Valves

Start and stop the flow of propane from a tank

5 products

Float Rods

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

18 products

Pressure-Relief Valves

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

219 products

Pressure-Regulating Valves

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

288 products

Compressed Gas Valves

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

2 products

Vacuum-Relief Valves

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

3 products

Vacuum-Regulating Valves

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

14 products

Pressure-Relief Discs

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

27 products

Air Chucks

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

19 products

Hose Fittings

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

727 products

Hose Nozzles

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

28 products

Manifolds

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

737 products

Rotary Joints

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

1 product

Tube Fittings

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

255 products

Junction Blocks

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

88 products

Flame Arresters

Absorb heat from a fire in your gas pipeline to stop it from traveling back to the gas source

8 products

Mixing Valves

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

273 products

Injection Valves

Pump liquid into your process line or tank while preventing backflow

7 products

Tank Mixing Nozzles

Circulate liquid in tanks to keep solids from settling

8 products

Gas Mixers

Supply controlled amounts of air and gas to burners

5 products

Steam Traps

Extract condensation from lines without losing any steam

102 products

Strainers

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

35 products

Mufflers

Reduce noise and filter exhaust fumes

24 products

Power Transmission

Air Flow Control Valves

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

224 products

Safety Lockout Valves

Prevent accidental start-up when servicing equipment

93 products

Compressed Air Regulators

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

647 products

Compressed Air Filter/Regulators

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

602 products

Compressed Air Filters

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

681 products

Compressed Air Filter/Regulator/Lubricators

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

452 products

Compressed Air Filter/Regulator Manifolds

Purify air from a single supply and distribute it to multiple locations

13 products

Compressed Air Regulator Manifolds

Use a single air supply to meet multiple pressure requirements

103 products

Compressed Air Dryers

Remove lingering moisture from air lines

3 products

Compressed Air Lubricators

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

4 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

7 products

Air Flow Check Valves

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

12 products

Containers, Storage, and Furniture

Drum Faucets

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

31 products

Facility and Grounds Maintenance

Garden Hose Valves

Start and stop the flow of water through your garden hose

30 products

Faucet Pedals

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

15 products

Sink Faucets

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

20 products

Lubricating

Coolant Hose and Fittings

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

106 products

Oil Dispensers

Keep machinery lubricated by applying oil

63 products

Oil Brushes

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

24 products

Safety Equipment

Shower Station Valves

Replace valves on your shower station

3 products

Eye Wash Station Replacement Parts

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

7 products

Fire Hose Nozzles

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

37 products

Fastening and Joining

Welding Gas Flashback Arresters

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

24 products

Building and Machinery Hardware

T-Slotted Framing Manifolds

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

22 products