UNF Adapters | McMaster-Carr

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DFARS Specialty Metals

1,150 Products

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

29 products

Threaded Inserts

Create new threads or repair stripped threads

230 products

Weld Nuts

Weld to metal surfaces to add permanent threads

202 products

Adhesive-Mount Nuts

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

22 products

Lubricating

Grease Fitting Adapters

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

6 products

Grease Fitting Repair Tools

Remove and repair broken or clogged grease fittings and re-tap threaded holes

1 product

Grease Gun Tips

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

36 products

Grease Gun Nozzles

Replace nozzles on grease guns

55 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

3 products

Fluid Handling

Pipe and Fittings

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

17 products

Tube Fittings

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

30 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

3 products

Manifolds

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

11 products

Pressure Test Plugs

Tighten onto equipment to check pressure without permanently installing a gauge

4 products

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

5 products

On-Off Valves

Start and stop flow through a line

23 products

Orifice Valves

Restrict the flow of liquids and gases to precisely control rate and pressure

126 products

Power Transmission

Air Cylinder Mounts

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

16 products

Air Cylinders

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

257 products

Torque Limiters

Keep torque at or below a set limit to control tension or braking or protect machinery from overload

10 products

Building and Machinery Hardware

Positioning Arms

Mount and position tools and other small equipment

22 products

Fabricating and Machining

Pipe Threader Dies

Install in the die head on your Ridgid pipe threader to cut external pipe and conduit threads

6 products

Material Handling

Robot Tool Mounts

Attach tools to robot arms

2 products