M12 Adapters | McMaster-Carr

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Product Family

Grease Fitting Adapters

Hose Fittings

Leveling Mount Inserts

Machine Taper Shank Adapters

Manifolds

Metric Circular Connectors

Metric Circular Cords

Milling Machine Collet Chucks

System of Measurement

Thread Size

Gender

Thread Type

UN/UNF (SAE Straight)

Thread Pitch

Fitting Type

Material

Shape

Pitch

Pipe Size

Housing Thread Size

Number of Poles

Hex Length

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

Yes

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

2B999

EAR99

RoHS

Compliant

Compliant with Exemptions

REACH

Length

For Use With

Fitting Connection

Electrical Connector Component

Adapter

Plug

Receptacle

Electrical Connection Coding

Electrical Connection

Specifications Met

Thread Length

896 Products

Fluid Handling

Pipe and Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases

32 products

Tube Fittings

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

46 products

Hose Straights

Join lengths of hose to send contents in one direction

30 products

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

8 products

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

471 products

Threaded Inserts

Create new threads or repair stripped threads

72 products

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

4 products

Weld Nuts

Weld to metal surfaces to add permanent threads

8 products

Electrical Power, Networking, and Controlling

Metric Circular Adapters

Join connectors of different sizes, configurations, or types

18 products

Metric Circular Plugs

Pair with sockets or receptacles to make metric connections

2 products

Power Receptacles

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

2 products

Metric Circular Cords

Send power and control signals to equipment with metric connections

10 products

Conduit and Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

6 products

Lubricating

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

1 product

Material Handling

Robot Workstations

Create a portable working home for your robot arm

3 products

Robot Pedestals

Elevate robot arms so they can reach raised surfaces, such as conveyor belts and workstations

4 products

Power Transmission

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

93 products

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

45 products

Air Cylinder Mounts

Secure air cylinders to surfaces with brackets, rod clevises, and flanges

2 products

Fabricating and Machining

Drill Chuck Arbors

Attach drill chucks to machine spindles

1 product

Machine Taper Shank Adapters

Convert your Morse taper arbor to fit machine spindles that are too small or large

3 products

Drill Chucks

Connect drill bits to hand-held drills, drill presses, and milling machines

1 product

Milling Machine Collet Chucks

Secure collets in milling machine spindles

19 products

Tap Collet Holders

Hold tap collets on CNC machines

4 products

Building and Machinery Hardware

Leveling Mount Inserts

Slip onto equipment and furniture to add threaded-stud leveling feet

4 products