Buttons | McMaster-Carr

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Compliant with Exemptions

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Export Control Classification Number (ECCN)

2B999

EAR99

DFARS Specialty Metals

3,964 Products

Electrical

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

717 products

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

1 product

Sensor Switches

Detect moving objects from a distance, triggering a circuit to open or close

9 products

Snap-Acting Switches

Open and close circuits quickly to minimize arcing and sticking; often used as door-open indicators

5 products

Tablet Holders

Equip tablets with safety switches to halt robots, conveyors, and other machinery in an instant

3 products

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

3 products

Data Port Locks

Block USB or Ethernet ports from unauthorized use

9 products

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

74 products

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

2 products

Capacitor Boots

Shield capacitors and wire connections to extend their service life and reduce accidental shocks

3 products

Fastening and Joining

Fabric Snaps

Join soft, heavy fabrics such as leather and canvas

54 products

Turn-Button Fastener Eyelets

Pair with turn-button fastener bases to secure fabrics to solid surfaces

3 products

Turn-Button Fastener Bases

Mate with turn-button fastener eyelets to secure fabrics to solid surfaces

6 products

Spring Button Clips

Join pieces of telescoping tubing using spring force

40 products

Retaining Rings

Hold components on a shaft

25 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

35 products

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

23 products

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

96 products

Spring Plunger Catches

Act as a stop for positioning ball-nose and long-nose spring plungers

16 products

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

2 products

Electromagnets

Place on flat metal surfaces and turn on the power to create a magnetic hold

25 products

Magnets

Attract or repel metal objects to hang, secure, or position them

9 products

Fabricating and Machining

Locating and Support Buttons

Secure and position workpieces and fixtures from the bottom or side

168 products

Fixture Plate Plugs

Keep chips and shavings from clogging or damaging unused holes on fixture plates in milling machines

8 products

Locating and Support Pads

Position larger workpieces and fixtures than locating and support buttons; also known as rest pads

6 products

Abrasive Blaster Safety Switches

Shut off abrasive blasters if the operator loses control; also known as deadman switches

6 products

Fluid Handling

Directional Control Valves

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

37 products

On-Off Valves

Start and stop flow through a line

32 products

Hose and Hose Fittings

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

196 products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

1,010 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

1,045 products

Window Latches

Hold windows and screens closed for security or open for ventilation

2 products

Material Handling

Chain Hoist Replacement Parts

Replace brake coils and discs, control pendants, and other parts on electric chain hoists

6 products

Lifting Magnets

Lift, pull, and move metal sheets, plates, and parts with magnetic force

4 products

Safety Equipment

Fire Alarm Pull Stations

Activate to send a signal to your control panel if there's a fire

1 product

Facility and Grounds Maintenance

Tarp Fasteners

Add connection points to tarps for securing them

2 products

Lighting

Light Switches

Manually turn lights on and off

3 products