Polyethylene Caps | McMaster-Carr

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685 Products

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Protective Caps

Protective Caps

Cover holes at the end of pipe, conduit, and fittings to keep out debris

T-Slotted Framing and Fittings

T-Slotted Framing and Fittings

The most versatile system, attach fittings along the continuous slots to build virtually anything

Fluid Handling

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Tube End Plugs

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

Tube Fittings

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

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Pipe Plugs

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

Breather Vents

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

Lubricating

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Safety Equipment

Clothing Kits

Prevent arc-flash burns with a hard hat, face shield, safety glasses, and other gear all in one bag

Hoods

Shield your head and neck from dirt, heat, cold, and electrical and welding sparks

Hard Hats

Protect your head from falling objects

Face Shields

Protect your face from dirt, chemical splashes, and electrical and welding sparks

Hair Covers

Catch stray hairs before they contaminate food

Bump Caps

Guard against minor head bumps and scrapes

Bearing Guards

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

Containers, Storage, and Furniture

Dust Covers

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

Drum Plugs

Seal drum lid openings

Drum Covers

Protect drum lids from damage and rust

Sealing

Drum-Plug Gaskets

Drum-Plug Gaskets

Form a tighter seal in drum openings than with a drum plug alone

Communication

Marking Cones

Designate areas for material identification, inventory control, and pallet staging

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)