UNS Couplings | McMaster-Carr

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1" Circular Connector

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EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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REACH

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205 Products

Power Transmission

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

88 products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

3 products

Electrical Power, Networking, and Controlling

Metric Circular Connectors

Plugs, sockets, receptacles, and adapters for equipment with metric connections

14 products

Mini Connectors

Plugs, sockets, and receptacles send power and control signals to equipment and automated systems

78 products

USB Cords

Transfer data between computers, printers, and mobile devices

9 products

Fluid Handling

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

2 products

Tube Fittings

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

5 products