Knockout Plugs | McMaster-Carr

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Attachment Type

System of Measurement

Knockout Trade Size

Material

Stainless Steel

ID

Knockout Diameter

7/8" to 1 9/32"

1 3/8" to 1 3/4"

Shape

Head Diameter

Environment

Food and Beverage

Panel Thickness

0.016" to 0.062"

0.016" to 0.063"

0.016" to 0.125"

0.016" to 0.25"

Color

Pipe Size

Enclosure Rating

Finish

Hole Diameter

Thread Size

For Push-Button Hole Size

Thread Type

Height

For Use With

Push-Button Holes

Performance

Chemical Resistant

Corrosion Resistant

Impact Resistant

REACH

For Hole Type

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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334 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.)