Metric Thread Adapters | McMaster-Carr

Filter by

Thread Type

UN/UNF (SAE Straight)

UNF

Universal

UNS

System of Measurement

Thread Size

Fitting Type

Gender

Thread Pitch

Pipe Size

Material

Shape

Connects To

Fitting Connection

For Use With

For Tap Thread Size

Tube OD

Length

For Adapting

Export Control Classification Number (ECCN)

Threaded Insert Type

Maximum Pressure @ Temperature

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

Dash Size

Nut Type

Specifications Met

Regulation (EC) No. 1935/2004

SAE Standard

Forward

How can we improve?

1,739 Products

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

237 products

Pipe Nipples and Pipe

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

2 products

Tube Fittings

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

467 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

140 products

Hose Fitting Nuts

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

1 product

Manifolds

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

23 products

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

2 products

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

2 products

Electrical

Conduit and Cord Grip Thread Adapters

Connect to fittings and openings that have a different thread type

28 products

Conduit Box Connectors

Attach conduit to a knockout in electrical boxes

33 products

Electrical Adapters

Change electrical connectors to another type, size, or gender

39 products

Electrical Cords

Connect equipment and devices to a power supply

31 products

Electrical Plugs

Pair with sockets or receptacles to transmit power or data

1 product

Switch Mounts

Mount sensor switches to panel cutouts, tank walls, or conveyors

1 product

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

10 products

Threaded Inserts

Create new threads or repair stripped threads

229 products

Weld Nuts

Weld to metal surfaces to add permanent threads

133 products

Adhesive-Mount Nuts

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

66 products

Studs

Press, weld, or screw in place to add a threaded fastening point

6 products

Lubricating

Grease Fitting Adapters

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

11 products

Grease Gun Tips

Attach to grease gun nozzles and direct a stream of lubricant into grease fittings on machinery

5 products

Grease Gun Nozzles

Replace nozzles on grease guns

2 products

Power Transmission

Hydraulic Cylinder Mounts

Restrain cylinders and secure loads to the end of the rod

1 product

Air Cylinder Mounts

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

13 products

Air Cylinders

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

17 products

Containers, Storage, and Furniture

Drum Plugs

Seal drum lid openings

2 products

Material Handling

Gripper Compensation Devices

Let grippers grab uneven parts to avoid jams during assembly, picking, and machine tending

13 products

Robot Tool Mounts

Attach tools or extensions to robot arms

7 products

Building and Machinery Hardware

Leveling Mount Inserts

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

15 products

Positioning Arms

Mount and position tools, small electronics, and displays

1 product