Plastic Hole Plugs | McMaster-Carr

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System of Measurement

ID

1/32" to 13/16"

1/32" to 15/16"

1/32" to 1 1/16"

1/32" to 1 3/8"

1/32" to 1 5/8"

1/32" to 2 1/2"

Plug Connection Method

Color

Shape

Head Diameter

Panel Thickness

0.016" to 0.062"

0.016" to 0.063"

0.016" to 0.125"

0.016" to 0.25"

Pipe Size

Fitting Type

Hole Diameter

Profile Shape

OD

0.053" to 0.12"

0.079" to 0.15"

0.205" to 0.273"

0.235" to 0.302"

Inside Width

0.584" to 0.68"

0.709" to 0.805"

Thread Size

Overall Height

Height

Head Width

Flange Diameter

Screw Size

Knockout Trade Size

Cap Type

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

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3,169 Products

Protective Plugs

Hollow Tapered Plugs

Hollow Tapered Plugs

Shaped to fit a range of diameters and compress for a snug fit

Hollow Tapered Plug Assortments

Hollow Tapered Plug Assortments

A range of sizes for plugging holes big and small

Miniature Tapered Plugs

Miniature Tapered Plugs

Block very small holes while you paint, coat, or plate parts

Pull-Tab-Release Hollow Plugs

Pull-Tab-Release Hollow Plugs

Lift and pull the tabs for easier removal than other plugs

Hollow Plugs

Compress for snug fit

Conductive Plugs

Conductive Plugs

Shield components from interference and drain static quickly

Antistatic Plugs

Antistatic Plugs

Prevent static buildup to protect sensitive electronics

Screw-In Plugs for Pipe and Tubing

Screw-In Plugs for Pipe and Tubing

Threaded for the most secure fit on female pipe and fittings

Snap-In Plugs

Press firmly into place for a tighter hold than push-in plugs

Snap-In Square Plugs

Snap-In Square Plugs

Press firmly into square holes for a tighter hold than push-in plugs

Push-In Square Plugs

Push-In Square Plugs

Close off the ends of square tubing and furniture

Snap-In Rectangular Plugs

Snap-In Rectangular Plugs

A tighter fit than push-in plugs for finishing the ends of posts, workstations, and furniture

Push-In Rectangular Plugs

Push-In Rectangular Plugs

Close off the ends of rectangular tubing in framing structures, furniture, and shelving

Snap-In Panel Plugs

Snap-In Panel Plugs

Close off unused wiring openings and holes in sheet metal

Locking Panel Plugs

Locking Panel Plugs

The most secure panel plugs, shaking and rattling won’t dislodge them

Vented Locking Panel Plugs

Vented Locking Panel Plugs

Release heat and fumes with plugs that stay put, even under vibration

Vented Snap-In Panel Plugs

Vented Snap-In Panel Plugs

Air circulates and permits heat and fumes to escape from machine panels

Sealing Panel Plugs

Sealing Panel Plugs

Create a liquid-tight seal while protecting wire, cable, and tubing from sharp edges

Other Products

Grommets

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

Protective Caps

Protective Caps

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

Electrical Enclosure Plugs

Electrical Enclosure Plugs

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

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Electrical Enclosure Vents

Electrical Enclosure Vents

Attach to sealed enclosures so air can flow to equalize temperature and pressure

Breather Vents

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

Pipe Plugs

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

Cable Entry Panels

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

Rivets

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

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

Drum Plugs

Seal drum lid openings

Electrical Enclosure Drains

Electrical Enclosure Drains

Release moisture to keep components dry

Data Port Locks

Data Port Locks

Block USB or Ethernet ports from unauthorized use

Shower Stoppers

Shower Stoppers

Push down to plunge and cut trapped material to prevent clogs

Tube and Tube Fittings

Tube and Tube Fittings

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

Data Port Plugs

Data Port Plugs

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

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Faucet Hole Covers

Faucet Hole Covers

Close off unused faucet holes intended for soap dispensers and side sprayers

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Circuit Breaker Box Filler Plates

Circuit Breaker Box Filler Plates

Conceal live electrical components in circuit breaker boxes to prevent injury and damage

Floor Drain Trap Seals

Floor Drain Trap Seals

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

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

Hose and Hose Fittings

Hose and Hose Fittings

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

Dust Covers

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

Vibration-Damping Mounts

Vibration-Damping Mounts

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

Conveyor Guide Mounting Rod Caps

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

Tamper-Evident Seals

Tamper-Evident Seals

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

Spill-Control Drain Covers

Spill-Control Drain Covers

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

Retaining Rings

Retaining Rings

Hold components on a shaft

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Sink Drain Stoppers

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

Strut Channel Framing and Fittings

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Sink Drains

Empty liquids from sinks into sewer lines

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Heat-Shrink Tubing

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

Electrical Connector Clips

Electrical Connector Clips

Attach to data connectors to lock them in place, repair them, or color code them

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