Tapered Vinyl Plugs | McMaster-Carr

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5,510 Products

Fluid Handling

Pipe Plugs

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

1,019 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

410 products

Pipe Flanges

Create an access point in a line by bolting two same-size flanges together with a gasket

14 products

Hose

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

110 products

Hose Fittings

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

764 products

Hose End Plugs

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

9 products

Hose End Caps

Cover the ends of hose to keep out dirt and debris

9 products

Tube and Tube Fittings

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

104 products

Breather Vents

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

76 products

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

28 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

17 products

Sights

Observe and monitor the contents of pipes, tanks, and other containers

128 products

Liquid-Level Gauges

Monitor fluid levels in containers

11 products

Drain Valves

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

78 products

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

16 products

Corrosion-Inhibiting Rods and Pads

Protect tanks, water heaters, and heat exchangers from rust; also known as sacrificial anodes

29 products

Heating Elements

Turn electrical current into heat

235 products

Building and Machinery Hardware

Protective Plugs

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

419 products

Protective Caps

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

644 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

2 products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

42 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

30 products

Electrical

Electrical Enclosure Plugs

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

10 products

Electrical Enclosure Drains

Release moisture to keep components dry

2 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

810 products

Electrical Sockets

Pair with plugs or receptacles to transmit power or data

2 products

Wall Plates

Cover switches and outlets for a finished look or to close them off when not in use

25 products

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

5 products

Electrical Connector Caps

Protect data connectors when not in use

1 product

Outlet Strips

Plug in multiple devices to power them from a single outlet

11 products

Lubricating

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

34 products

Grease Fittings

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

50 products

Oil Fittings

Install in engine blocks and other machinery to pour in oil while keeping dust out

8 products

Containers, Storage, and Furniture

Drum-Plug Caps

Access inside drums to fill them

4 products

Drum Plugs

Seal drum lid openings

2 products

Drum Locks

Secure drum lids and openings to prevent tampering

1 product

Dust Covers

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

2 products

Fastening and Joining

Flat Head Screws

Fit in countersunk holes for a flush finish

228 products

Wood Screws

Fasten material to wood or pieces of wood to each other

4 products

Rivets

Join materials together permanently, especially when too thin or fragile to fasten with screws

46 products

Threaded Inserts

Create new threads or repair stripped threads

8 products

Facility and Grounds Maintenance

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

1 product

Sink Drains

Empty liquids from sinks into sewer lines

1 product

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

3 products

Communication

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

2 products

Safety Equipment

Spill-Control Drain Covers

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

1 product