Electrical Knockout Plugs | McMaster-Carr

Filter by

System of Measurement

Knockout Trade Size

ID

Material

Stainless Steel

Knockout Diameter

7/8" to 1 9/32"

1 3/8" to 1 3/4"

Head Diameter

Shape

Panel Thickness

0.016" to 0.062"

0.016" to 0.063"

0.016" to 0.125"

0.016" to 0.25"

Environment

Food and Beverage

Color

Pipe Size

Thread Size

Attachment Type

Thread Type

Enclosure Rating

Finish

Hole Diameter

REACH

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

For Use With

Push-Button Holes

Overall Height

For Push-Button Hole Size

Maximum Temperature

Width

How can we improve?

335 Products

Electrical

Electrical Enclosure Plugs

Electrical Enclosure Plugs

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

Circuit Breaker Box Filler Plates

Circuit Breaker Box Filler Plates

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

Electrical Connector Caps

Electrical Connector Caps

Protect data connectors when not in use

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

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