Drain Plugs | McMaster-Carr

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Sodium Hydroxide (Caustic Soda)

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

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Export Control Classification Number (ECCN)

780 Products

Fluid Handling

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

346 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

20 products

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

95 products

Pipe and Pipe Fittings

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

172 products

Breather Vents

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

4 products

Facility and Grounds Maintenance

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

5 products

Sink Drains

Empty liquids from sinks into sewer lines

47 products

Floor Drain Trap Seals

Stop sewer gases from escaping through rarely used floor drains if the P-trap dries out

4 products

Drain Check Valves

Prevent water damage by placing into floor drains to stop sewer back-ups

3 products

Shower Stoppers

Push down to plunge and cut trapped material to prevent clogs

1 product

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

3 products

Manhole Covers

Made of cast iron to handle high-volume foot and vehicle traffic.

4 products

Storm Drain Filters

Prevent leaves, sticks, and trash from washing down storm drains and grates

3 products

Building and Machinery Hardware

Protective Plugs

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

50 products

Electrical Power, Networking, and Controlling

Electrical Enclosure Drains

Release moisture to keep components dry

4 products

Electrical Enclosure Drain Vents

Prevent moisture from getting trapped inside enclosures while letting air flow through

6 products

Safety Equipment

Floor Drain Plugs

Prevent oil and other spills from going down your floor drain

3 products

Spill-Control Drain Covers

Block grates and manholes so liquid can't get in and odors can't get out

7 products