Air Supply | McMaster-Carr

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43,679 Products

Most Likely Products

Hose

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

715 products

Blowers

Move air for equipment cooling, material conveying, drying, ventilating, and exhausting

227 products

Tube and Tube Fittings

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

16,455 products

Hose Fittings

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

2,497 products

Compressed Air Storage Tanks

Store compressed air to power multiple tools at once without straining your compressor

121 products

On-Off Valves

Start and stop flow through a line

2,319 products

All Results

Fluid Handling

Hose

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

715 products

Hose Fittings

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

2,497 products

Tube and Tube Fittings

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

16,455 products

Manifolds

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

620 products

Duct Hose

Connect to blowers and vacuums to move air, fumes, dust, chips, and liquids

130 products

Pipe and Pipe Fittings

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

17,018 products

On-Off Valves

Start and stop flow through a line

2,319 products

Air Knives

Create a sheet of high-velocity air that dries, cleans, and cools parts and equipment

121 products

Flow-Adjustment Valve Manifolds

Control flow to multiple points from one source

2 products

Pressure Switches

Activate controls, set off alarms, and power equipment when a set pressure is reached

8 products

Vacuum Pumps

Create suction force to move objects, draw liquids and gases, or generate flow

65 products

Test Pumps

Force air or liquid through your system to look for leaks; often called hydrostatic test pumps

5 products

Heating, Ventilation, and Air Conditioning

Blowers

Move air for equipment cooling, material conveying, drying, ventilating, and exhausting

227 products

Duct and Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

1,809 products

Duct Noise Reducers

Muffle noise from high-velocity airflow and fans, blowers, and dust collectors

36 products

Duct Damper Handles

Replace an existing handle or pair with a blade to create your own damper

1 product

Duct Downdraft Diverters

Prevent downdrafts from blowing back into ductwork while allowing air and fumes to vent

8 products

Vortex Tubes

Convert compressed air into a stream of cold air to prevent equipment from overheating

89 products

Duct Floor Sweeps

Get dust and debris off your floor and into your collection system

3 products

Duct Blast Gates

Slide open and closed to control flow of air and material

150 products

Duct Access Panels

Create an entry point for cleaning and inspecting duct; also known as cleanouts

41 products

Duct Airflow Dampers

Regulate airflow to sections of duct

99 products

Duct Turning Vanes

Guide air smoothly around sharp bends in rectangular duct

4 products

Diffuser Collars

Connect diffusers to duct

4 products

Chimney Pipe and Fittings

Exhaust hot air and fumes from boilers, furnaces, and stoves

68 products

Barometric Draft Dampers

Maintain consistent airflow in your furnace to improve its performance

6 products

Diffuser Dampers

Regulate the airflow coming out of drop-ceiling diffusers

10 products

Duct Fire Dampers

Automatically close at high temperatures to help prevent the spread of fire through duct

13 products

Cold-Air Dispensers

Replace messy mist coolant dispensers and convert compressed air into a stream of cold air

10 products

Power Transmission

Compressed Air Storage Tanks

Store compressed air to power multiple tools at once without straining your compressor

121 products

Compressed Air Pressure Boosters

Ensure tools receive sufficient air pressure by compressing the supply

9 products

Compressed Air Flow Boosters

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

14 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

28 products

Air Compressor/Vacuum Pumps

Pressurize air and form a vacuum with a single machine

6 products

Air Pumps

Fill tires, air springs, and inflatable plugs on the go

12 products

Safety Equipment

Respirator Pumps

Supply clean air to respirators

3 products

Respirator Breathing Tubes

Deliver clean, breathable air to your hood or helmet respirator

7 products

Respirators

Filter particles, hazardous vapors, and other contaminants from the air

11 products

Respirator Temperature Controllers

Adjust the temperature of the air flowing into your respirator

2 products

Respirator Cartridges

Replace the cartridge on your respirator when breathing becomes difficult

61 products

Respirator Filters

Replace the filter in your respirator when breathing becomes difficult

35 products

Respirator Filter Monitors

Track the quality of incoming air as it travels from your air line to your respirator

6 products

Respirator Blowers

Replace blowers in powered respirators to keep the clean air flowing

7 products

Respirator Harnesses

Strap a respirator to your back so it's more comfortable to wear

1 product

Hoods

Shield your head and neck from dirt, heat, cold, and electrical and welding sparks

13 products

Welding Helmets

Guard against scratches and weld spatter better than face shields

2 products

Emergency Oxygen Kits

Provide oxygen in emergency situations until medical help arrives

4 products

Lubricating

Coolant Hose and Fittings

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

260 products

Raw Materials

Oxygen

Use alongside other fuels to increase flame temperature

1 product

Fabricating and Machining

Hot Air Blowers

Generate greater airflow than heat guns for extended-use applications

33 products

Fastening and Joining

Air/Acetylene Torches

Braze and solder metals together in HVAC and general purpose applications; no oxygen tank needed

16 products

Facility and Grounds Maintenance

Siphon Guns

Spray liquid and air at the same time to produce a mist of liquids or chemicals

18 products

Building and Machinery Hardware

Air Curtains

Mount above doorways to block dust, bugs, and fumes with an airstream while allowing people to enter

23 products

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

26 products