Rubber Hole Seals | McMaster-Carr

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1,293 Products

Building and Machinery Hardware

Protective Plugs

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

371 products

Protective Caps

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

138 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

260 products

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

156 products

Fluid Handling

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

338 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

17 products

Electrical Power, Networking, and Controlling

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

1 product

Capacitor Boots

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

3 products

Facility and Grounds Maintenance

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

4 products

Safety Equipment

Drum Patches

Patch drum leaks to prevent their contents from spilling

2 products

Sealing

Drain Gaskets

Create a watertight seal between your drain and fixture without the mess of plumber's putty

3 products