4-Pin Sockets | McMaster-Carr

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841 Products

Sockets

Spanner Sockets

Pins grip the slotted sides on bearing nuts for easy tightening and loosening

52 products

Socket Sets

Wheel Bearing Locknut Socket Sets

Shaped and sized for compatibility with wheel bearing locknuts on trucks and trailers

1 product

Other Products

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

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Light Sockets

Install or replace sockets in fixtures for standard household, tubular, compact, or miniature bulbs

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Metric Circular Connectors

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

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Metric Circular Cords

Send power and control signals to equipment with metric connections

190 products

Hose Manifolds

Distribute air to multiple locations from a single supply source

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Mil. Spec. Connectors

Meet strict military standards or are compatible with Mil. Spec. connectors

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Ecomate Connectors

Connect machine tools, robots, and other vibrating equipment

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USB Cords

Transfer data between computers, printers, and mobile devices

1 product

Mini Cords

Often used to send power and control signals to automated systems, motors, and pumps

21 products

AMP Connectors

Build-your-own and ready-to-use AMP connectors

6 products

Ethernet Cords

Send data between computers, printers, servers, and switches

5 products

Sure Seal Connectors

A PVC housing keeps out liquids and dust and resists chemicals

2 products

Outlet Strips

Plug in multiple devices to power them from a single outlet

21 products

Molex Connectors

Plugs, sockets, and housings for making Molex connections

18 products

Distribution Blocks

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

4 products

Welding Cable Connectors

Plugs and sockets to deliver power to welding cable

2 products

Power Cords

Connect equipment and devices to a power source

17 products

Battery Chargers

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

7 products

Amphenol Connectors

Attach wires to a circuit board

3 products

Latching Connector Housings

Everything you need to build a plug housing and a socket housing

34 products

Hitch Inserts

Fit into hitch receivers and secure with a hitch pin to create a connection for towing

1 product

Mini Sockets

Pair with plugs to send power and signal

3 products

Tow Hooks

Bolt to vehicles and connect to tow eyes on trailers for towing

1 product