Tube Adapters | McMaster-Carr

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System of Measurement

Pipe Size

Material

Tube OD

Thread Type

Fitting Connection

Fitting Type

Gender

For Use With

Dry Abrasive Materials

Connects To

Tube Material

Thread Size

Maximum Pressure @ Temperature

Hose ID

Length

Tube ID

RoHS

Compliant with Exemptions

REACH

Maximum Temperature

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

Yes

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Minimum Temperature

32,944 Products

Fluid Handling

Tube Fittings

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

17,905 products

Hose Fittings

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

5,382 products

Pipe and Fittings

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

6,515 products

Pipe Stub Ends

Connect a pipe flange to a pipe without needing to weld it in place

154 products

Pipe Traps

Create a seal that prevents the backflow of gas

4 products

Manifolds

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

739 products

Air Chucks

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

6 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

2 products

Junction Blocks

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

88 products

Manual On/Off Valves

Start and stop flow through a line

910 products

Orifice Valves

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

216 products

Sampling Valves

Drain a small amount of liquid or gas for inspection without disrupting flow

6 products

Pressure Test Adapters

Thread onto testing equipment by hand—no tools, tape, or sealant required

18 products

Fastening and Joining

Weld Nuts

Weld to metal surfaces to add permanent threads

133 products

Lubricating

Grease Fitting Adapters

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

41 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

Containers, Storage, and Furniture

Syringe Adapters

Convert plastic syringe barrels into syringes for air-powered dispensers

8 products

Building and Machinery Hardware

Leveling Mount Inserts

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

113 products

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

10 products

Facility and Grounds Maintenance

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

6 products

Faucet Spout Thread Adapters

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

4 products

Power Transmission

Shaft Collar Adapters

Sized specifically to adapt standard shaft collars to pipe, creating a tight fit

12 products

Compressed Air Filter/Regulator/Lubricator Manifolds

Distribute compressed air to multiple locations from a single source

28 products

Material Handling

Hydraulic Jack Hose and Fittings

Convey hydraulic fluid between hydraulic jacks and their power source

21 products

Safety Equipment

Fire Hose Fittings

Mount your fire hose to hydrants and washdown equipment, or join lengths of hose

86 products