Tube Connectors | McMaster-Carr

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Tube Material

Pipe Material

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Threaded on Both Ends

Tube ID

RoHS

Compliant with Exemptions

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REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

51,087 Products

Fluid Handling

Tube Fittings

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

15,635 products

Tube Fitting Nuts

Tighten to create a strong seal between tube and tube fittings

366 products

Tube Fitting Sleeves

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

316 products

Tube Supports

Slip into plastic and rubber tubing to prevent them from collapsing

93 products

Tube Fitting Clamps

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

145 products

Tube End Plugs

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

260 products

Tube End Caps

Cover the ends of tube to keep out dirt and debris

395 products

Tube Fitting Sleeve and Nut Kits

Everything you need to create a tight seal between a metal tube and a Yor-Lok fitting

31 products

Tube Fitting Rings

Prevent leaks at tubing connection points

33 products

Tubing Flow Stops

Temporarily block water flow to make soldering repairs without waiting for your line to drain

9 products

Hose Fittings

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

6,146 products

Hose

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

52 products

Hose End Plugs

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

41 products

Pipe and Pipe Fittings

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

23,453 products

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

1 product

Tube Crimpers

Create a leak-tight seal between tubing and fittings without heat or solder

25 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

2 products

Tube Repair Clamps

Mend small holes, cracks, and full-circle breaks in tubing without dismantling your system

18 products

Manifolds

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

637 products

Junction Blocks

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

88 products

Air Chucks

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

28 products

Strainers

Install next to valves and pumps to catch debris in your line

8 products

Strainer Screens

Replace the screen in your strainer

4 products

Building and Machinery Hardware

Clamp-On Framing Connectors

Two-piece design wraps around rails to modify structures without disassembling them

171 products

Clamp-On Framing Braces

Add support to corner connections in your clamp-on framing structure

1 product

Clamp-On Framing Panel Hangers

Install panels to create guards and partitions within your clamp-on framing structure

1 product

Clamp-On Framing Rail Ends

Connect to clamp-on framing rails to mount your structure to floors, walls, and ceilings

9 products

Clamp-On Framing Monitor Mounts

Hang flat-panel displays from your clamp-on framing structure

1 product

Clamp-On Framing Rail Supports

Run clamp-on framing rails in parallel to support long lengths without additional components

23 products

Clamp-On Framing Fasteners

Tighten to hold clamp-on framing in place

1 product

Clamp-On Framing Bin-Box Holders

Hang any storage bin with a lip on clamp-on framing rails

3 products

Clamp-On Framing Conveyor Brackets

Mount conveyor rails to clamp-on framing structures

7 products

Clamp-On Framing Label Holders

Identify contents on conveyors, workstations, and other structures made with clamp-on framing

2 products

Slip-On Framing Connectors

Tighten onto slip-on framing rails to build guards, railings, and racks

246 products

Slip-On Framing Rail Ends

Mount slip-on framing structures to floors, walls, and ceilings

78 products

Slip-On Framing Rail Supports

Brace long runs of slip-on framing rails, either along walls or through them

33 products

Press-Fit Framing Connectors

Tap into place with a hammer to join two or more press-fit rails

29 products

Press-Fit Framing Rails

Set up temporary partitions, guards, and displays using only a hammer

43 products

Press-Fit Framing Rail Ends

Bolt rails to floors, walls, and ceilings to secure your press-fit structure

6 products

Press-Fit Framing Braces

Reinforce the corners of press-fit structures

2 products

Flush-Fit Framing and Fittings

Create smooth stair and platform railings by sliding fittings into rails and tightening the screws

10 products

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

121 products

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

Fastening and Joining

Tube-Connecting Nuts

Push inside tubes to join them with a threaded stud instead of welding

21 products

Spring Button Clips

Join pieces of telescoping tubing using spring force

40 products

Gravity Pins

Slip through holes in telescoping tubing and wrap around to secure

1 product

Brazing Rings

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

3 products

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

115 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

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

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

4 products

Neutralization Tanks

Treat corrosive chemicals before they drain into sewer systems

4 products

Material Handling

Scaffold Clamps

Construct scaffolding and secure supports, such as railings

2 products

Scaffold Locking Pins

Fasten base plates, guardrail posts, and other components to scaffold frames

4 products

Power Transmission

Shaft Collar Adapters

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

12 products

Fabricating and Machining

Pipe Groovers

Manually form grooves in pipe ends for on-site installation and maintenance

1 product

Sealing

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

1,399 products