Knockout Seals | McMaster-Carr

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System of Measurement

Knockout Trade Size

Material

Stainless Steel

Knockout Diameter

7/8" to 1 9/32"

1 3/8" to 1 3/4"

ID

Environment

Food and Beverage

Head Diameter

Shape

Color

Panel Thickness

0.016" to 0.062"

0.016" to 0.063"

0.016" to 0.125"

0.016" to 0.25"

Enclosure Rating

Pipe Size

Finish

Thread Size

Thread Type

Hole Diameter

Attachment Type

Performance

Chemical Resistant

Corrosion Resistant

Impact Resistant

REACH

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

For Push-Button Hole Size

For Use With

Push-Button Holes

Overall Height

For Hole Type

How can we improve?

333 Products

Electrical

Electrical Enclosure Plugs

Electrical Enclosure Plugs

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

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.)