Barrel Plugs | McMaster-Carr

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667 Products

Electrical

Electrical Cords

Connect equipment and devices to a power supply

15 products

Electrical Adapters

Change electrical connectors to another type, size, or gender

1 product

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

12 products

Electrical Receptacles

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

8 products

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

10 products

Voltage Adapters

Change AC voltage to DC voltage to power a device

285 products

Inverters

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

3 products

Containers, Storage, and Furniture

Drum Plugs

Seal drum lid openings

19 products

Drum Locks

Secure drum lids and openings to prevent tampering

1 product

Drum Plug Caps

Access inside drums to fill them

4 products

Building and Machinery Hardware

Protective Plugs

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

294 products

Sealing

Drum Plug Gaskets

Form a tighter seal in drum openings than with a drum plug alone

7 products