Square Tube Plugs | McMaster-Carr

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Shape

Drive Style

External Octagon

External Square

System of Measurement

Head Width

Inside Width

0.584" to 0.68"

0.709" to 0.805"

Inside Length

0.584" to 0.68"

0.709" to 0.805"

Head Length

Material

Stainless Steel

Outside Width

Color

Height

Pipe Size

Wall Thickness

0.035" to 0.083"

Fitting Type

Thread Type

For Use With

Acetic Acid (White Vinegar) (10% Concentration)

Calcium Chloride

Deionized Water

Hydraulic Fluid

Hydrochloric Acid

Hydrochloric Acid (25% Concentration)

Pipe Material

Stainless Steel

Cap Type

OD

21/32" to 1 3/8"

1 1/32" to 2 5/32"

1 7/16" to 2 15/16"

DFARS Specialty Metals

ID

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Profile Shape

Body Shape

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647 Products

Protective Plugs

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

Vented Plugs for Pipe and Tubing

Vented Plugs for Pipe and Tubing

Tear away the tab to release pressure while coatings cure

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

Metal Square Plugs

Metal Square Plugs

Tougher than plastic plugs for finishing the ends of square metal tubing

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

Other Products

Pipe Plugs

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

Protective Caps

Protective Caps

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

Heat-Shrink Tubing End Caps

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

Dust Covers

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

Capacitor Boots

Capacitor Boots

Shield capacitors and wire connections to extend their service life and reduce accidental shocks

Pipe Fittings

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

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