Tube Ends | McMaster-Carr

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Tube Material

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

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DFARS Specialty Metals

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Hose ID

27,253 Products

Building and Machinery Hardware

Protective Plugs

Insert into holes in pipe, containers, panels, and parts to keep out debris

1,009 products

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

1,070 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

Weld Nuts

Weld to metal surfaces to add permanent threads

133 products

Tube-Connecting Nuts

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

21 products

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

82 products

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

36 products

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

23 products

Retaining Rings

Hold components on a shaft

2,320 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

66 products

Cartridge Sealing Caps

Slip over the tips of adhesive and sealant cartridges to keep contents from hardening

1 product

Fluid Handling

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

17,269 products

Pipe and Fittings

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

2,216 products

Hose and Hose Fittings

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

2,145 products

Hose Crimpers

Crimp ferrules onto hose to secure fittings

43 products

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

95 products

Containers, Storage, and Furniture

Stacking Caps and Targets

Turn the ends of posts into stackable shelving and rack systems

6 products

Dust Covers

Stretch over drums, pails, and other objects to keep out dust and debris

6 products

Electrical Power, Networking, and Controlling

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

22 products

Cold-Shrink Tubing End Caps

Seal crimped electrical connections without heat or tools to protect against moisture

4 products

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

2 products

Capacitor Boots

Shield capacitors and wire connections to extend their service life and reduce accidental shocks

3 products

Fabricating and Machining

Fixture Plate Plugs

Keep chips and shavings from clogging or damaging unused holes on fixture plates in milling machines

8 products

Heating, Ventilation, and Air Conditioning

Air Conditioner Service Valve Caps

Seal off AC service valves to prevent refrigerant from leaking out

2 products

Material Handling

Caster Sockets

Mount on the inside corners of channel and other framing to attach stem casters

19 products

Valve Stem Caps

Keep dust and debris out of tire valves

2 products

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

7 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

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

4 products

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

3 products

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

4 products