Beige Plugs | McMaster-Carr

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265 Products

Tube Fittings for Plastic and Rubber Tubing

Socket-Connect Fittings for
Plastic Tubing—Drinking Water

Use these nuts with brass compression fittings to create a seal on plastic tubing. They meet NSF/ANSI 61 for use with drinking water.

Quick-Disconnect Couplings for Plastic
and Rubber Tubing—Chemicals

Quick-disconnect couplings consist of a plug and a socket that join with a latch so you can easily connect and disconnect your line. Use in applications up to 120 psi.

Caps and Plugs

Pull-Tab Round Plugs

A time-saving alternative to threaded plugs, these plugs press in place and have an ergonomic pull tab for quick and easy removal. Use them to temporarily protect holes in objects from contaminants during storage, painting, and light fabrication.

Hinged Fastener Caps

A one-piece hinged design allows frequent access to screw heads without misplacing the top. To conceal and protect the entire screw head, insert your screw through the hole in the base and flip the hinged top over.

Electrical Wiring and Connecting

Circuit Board Barrel-Style DC Connectors

Install these connectors directly onto circuit boards to carry DC power from a power supply to your device. The industry standard barrel-style ends, which are often found on power supplies for laptops, wireless routers, and other common electronics.

Flat Flexible Cable Connectors

Connect flat flexible cable to circuit boards.

Coaxial Adapters for Keystone Wall Plates

Create various configurations by snapping these adapters into the ports of keystone wall plates.

USB Adapters

Connect mismatched USB cords and devices with these adapters.

Unshielded Data Adapters

Join two Ethernet cords—these adapters have an RJ45 female connection on both ends.

Computer Adapters

Adapt connections to attach cords to a computer.

Light Duty Power Cords

Designed for indoor applications, these cords are often used to power appliances.

Light Duty Extension Cords

Designed for indoor applications, these cords are often used to power appliances.

Light Duty Multi-Outlet Extension Cords

Designed for indoor use, these cords are often used to power appliances.

Covered-Cord Outlet Strips

A combination of an outlet box, cord, and duct, these outlet strips minimize tripping hazards and protect the cord from damage.

USB Cords

Connect devices such as computers, printers, and mobile devices.

D-Sub Cords

Connect computers, monitors, printers, and other devices with DB connections.

Modular DIN-Rail Mount Terminal Blocks

Use with DIN 3 rail. Add as many circuits as you need with these terminal blocks and accessories.

High-Temperature Short-Resistant Terminal Blocks

Made of ceramic, these blocks withstand high-temperature applications that reach up to 1110° F such as ovens and furnaces. They have recessed screws to reduce the chance you’ll cause a short by accidentally connecting two circuits with a screwdriver or other tool.

Wall Plates

Outlet- and Switch-Covering Wall Plates

Cover existing outlets and switches for a refreshed appearance, no rewiring necessary.

Data Keystone Wall Plates

Create various data connector configurations by choosing adapters to snap into the ports in these wall plates.