Black Plugs | McMaster-Carr

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6,499 Products

Most Likely Products

Protective Plugs

Protective Plugs

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

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Sockets

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

All Results

Electrical

Electrical Plugs

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

Electrical Sockets

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

Electrical Receptacles

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Electrical Cord Adapters

Electrical Cord Adapters

Change the electrical connection style between an outlet and your equipment

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Data Port Plugs

Data Port Plugs

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

Outlet Strips

Plug in multiple devices to power them from a single outlet

Electrical Connector Boots

Electrical Connector Boots

Protect connectors and cords from strain, bends, and pulls

Development Board Cords

Development Board Cords

Connect your development board to components such as sensors and actuators

Binding Posts

Test circuits before making permanent connections

Data Connection Hubs

Data Connection Hubs

Add USB, DisplayPort, or HDMI ports to your computer to connect multiple device

Electrical Cord Locks

Electrical Cord Locks

Cover mated connectors on extension cords to prevent disconnection

Terminal Blocks

Terminal Blocks

Mate with terminals to complete circuits in control panels, motors, and small machines

Electrical Cord Circuit Interrupter Converters

Electrical Cord Circuit Interrupter Converters

Hardwire to extension cords to protect against electric shock in wet areas

Distribution Posts

Distribution Posts

Send power from one source to several devices in a circuit in less space than a distribution block

Electrical Connector Clips

Electrical Connector Clips

Attach to data connectors to lock them in place, repair them, or color code them

Wire Splices

Join wire and protect the connection

Wall Plates

Cover switches and outlets for a finished look or to close them off when not in use

Data Port Locks

Data Port Locks

Block USB or Ethernet ports from unauthorized use

Distribution Blocks

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

Voltage Adapters

Voltage Adapters

Change AC voltage to DC voltage to power a device

Inverters

Transform DC voltage to power devices that run on AC voltage; prevent overload damage

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Electrical Enclosure Drain Vents

Electrical Enclosure Drain Vents

Prevent moisture from getting trapped inside enclosures while letting air flow through

Cable Entry Panels

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

Battery Chargers

Battery Chargers

Charge everything from large-cell to cordless tool to household batteries

Capacitor Boots

Capacitor Boots

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

Circuit Breaker Box Filler Plates

Circuit Breaker Box Filler Plates

Conceal live electrical components in circuit breaker boxes to prevent injury and damage

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Protective Caps

Protective Caps

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

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Fluid Handling

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

Tube End Plugs

Insert into the ends of tube to keep out dirt and debris

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tube Fittings

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

Hose and Hose Fittings

Hose and Hose Fittings

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

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Measuring and Inspecting

Test Lead Adapters

Test Lead Adapters

Change tip styles to take different measurements with the same test leads

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

Test Lead Tips

Adapt Fluke test leads to perform electrical tests in tight spaces

Patch Cords

Make point-to-point connections between electrical testing equipment and your devices

BNC Test Cords

Connect oscilloscopes and other testers to your equipment

BNC Adapters

Convert a BNC cord to a double banana connector so it can be used with electrical testers

Fastening and Joining

Rivets

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

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Retaining Rings

Retaining Rings

Hold components on a shaft

Fabric Snaps

Complete snaps that join fabric together or fasten fabric to surfaces

Facility and Grounds Maintenance

Sink Drain Stoppers

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

Sink Drains

Empty liquids from sinks into sewer lines

Lubricating

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Safety Equipment

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

Material Handling

Conveyor Guide Mounting Rod Caps

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

Sealing

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

Communication

Microphone Cords

Microphone Cords

Plug your microphone into an amplifier or speaker

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