Metal Dust Caps | McMaster-Carr

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Corrosion-Resistant Coated

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Chicago Fire Department

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

Yes

DFARS Specialty Metals

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Export Control Classification Number (ECCN)

Body Material

4,018 Products

Fluid Handling

Hose Fittings

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

65 products

Hose End Caps

Cover the ends of hose to keep out dirt and debris

129 products

Hose End Plugs

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

9 products

Pipe and Fittings

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

1,835 products

Tube and Tube Fittings

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

465 products

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

96 products

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

95 products

Building and Machinery Hardware

Protective Caps

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

109 products

Protective Plugs

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

198 products

Electrical Power, Networking, and Controlling

Electrical Connector Caps

Protect data connectors when not in use

35 products

Electrical Enclosure Plugs

Block or seal holes in outlet boxes and enclosures to keep out debris, dust, and moisture

55 products

Safety Equipment

Fire Hydrant Caps

Pair with a hook-style spanner wrench to quickly cover and uncover fire hydrants

6 products

Fire Hydrant Plugs

Pair with a hook-style spanner wrench to quickly seal fire hydrants and washdown equipment

3 products

Bearing Guards

Shield bearings from dirt, and protect fingers and tools from moving parts

6 products

Fabricating and Machining

Fixture Plate Plugs

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

6 products

Tooling Ball Covers

Protect tooling balls when not in use

1 product

Facility and Grounds Maintenance

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

2 products

Fastening and Joining

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

Standoff Caps

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

66 products

Material Handling

Valve Stem Caps

Keep dust and debris out of tire valves

1 product