Thread Converters | McMaster-Carr

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Threading

Threaded on Both Ends

Thread Length

37,635 Products

Fastening and Joining

Thread Adapters

Join threads of a different type, size, and gender

3,607 products

Threaded Inserts

Create new threads or repair stripped threads

844 products

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

5,265 products

Studs

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

82 products

Wood Screws

Fasten material to wood or pieces of wood to each other

13 products

Fluid Handling

Pipe Fittings

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

8,404 products

Pipe Nipples and Pipe

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

483 products

Pipe Locknuts

Thread onto the male end of a pipe fitting so it won't loosen from vibration

1 product

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

957 products

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

81 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

5 products

Tube Fittings

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

10,548 products

Hose and Hose Fittings

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

5,528 products

Air Chucks

Connect air hose to Schrader valves, which are common on tires and hydraulic systems

18 products

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

18 products

Thermocouple Connector Adapters

Convert round-pin male connectors to flat-pin male connectors

10 products

Containers, Storage, and Furniture

Drum-Plug Adapters

Screw into plastic drum openings to replace threads that can become damaged with frequent use

1 product

Drum Plugs

Seal drum lid openings

4 products

Syringe Thread Adapters

Change connections on syringes, dispensing tips, and needles to luer lock or threaded connections

3 products

Electrical

Conduit and Conduit Fittings

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

44 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

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

4 products

Lubricating

Grease Fitting Adapters

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

2 products

Measuring and Inspecting

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

1 product

Material Handling

Valve Stems

Snap into tubeless tire rims to create an air inlet

4 products