Tube Adapters | McMaster-Carr

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Tube ID

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31,539 Products

Fluid Handling

Tube Fittings

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

15,635 products

Tube Supports

Slip into plastic and rubber tubing to prevent them from collapsing

93 products

Tube Fitting Sleeves

Pair with nuts and fittings to form a secure connection on tubing

11 products

Tube Fitting Rings

Prevent leaks at tubing connection points

33 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

145 products

Tube Sampling Ports

Take samples from sanitary tubing without pausing or contaminating your line

2 products

Pipe and Pipe Fittings

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

7,298 products

Hose Fittings

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

5,497 products

Manifolds

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

637 products

Air Chucks

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

6 products

Junction Blocks

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

88 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

2 products

Orifice Valves

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

10 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

Brazing Rings

Snap into metal pipe and tubing to form leak-resistant joints more quickly than with hand-fed alloys

3 products

Lubricating

Grease Fitting Adapters

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

41 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

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

7 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

6 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

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

4 products

Sink Drain Fittings

Connect tailpieces, traps, and extension tubing to drains

6 products