Snap-In Plugs | McMaster-Carr

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System of Measurement

ID

Shape

Head Diameter

Material

Color

Panel Thickness

0.016" to 0.062"

0.016" to 0.063"

0.016" to 0.125"

0.016" to 0.25"

Head Width

Inside Width

0.584" to 0.68"

0.709" to 0.805"

Height

Inside Length

0.584" to 0.68"

0.709" to 0.805"

Head Length

Pipe Size

Profile Shape

OD

Knockout Trade Size

Attachment Type

DFARS Specialty Metals

Knockout Diameter

RoHS

Export Control Classification Number (ECCN)

REACH

For Use With

Socket Head Screws

Overall Height

Maximum Temperature

Less than 150° F

150° F to 174° F

175° F to 199° F

200° F to 249° F

250° F or greater

Hardness

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419 Products

Protective Plugs

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

Snap-In Rectangular Plugs

Snap-In Rectangular Plugs

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

Snap-In Panel Plugs

Snap-In Panel Plugs

Close off unused wiring openings and holes in sheet metal

Metal Snap-In Panel Plugs

Metal Snap-In Panel Plugs

Toughest plugs for panels and sheet metal withstand impact and wear better than plastic

Metal Snap-In Panel Plug Assortments

Metal Snap-In Panel Plug Assortments

Fit a range of hole sizes in machine panels and 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

Snap-In Plugs for Socket Head Screws

Snap-In Plugs for Socket Head Screws

Keep debris from clogging or damaging hex drives

Other Products

Electrical Enclosure Plugs

Electrical Enclosure Plugs

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

Protective Caps

Protective Caps

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

Circuit Breaker Box Filler Plates

Circuit Breaker Box Filler Plates

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

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