3 1/2 Plugs | McMaster-Carr

Filter by

System of Measurement

Material

Stainless Steel

ID

Fitting Type

Expansion Plug Type

Shape

Profile Shape

Drive Style

External Square

OD

Thread Type

Attachment Type

Plate Material

Stainless Steel

For Pipe ID

Gender

Fitting Connection

Spec Image

Spec Image

Flange Diameter

Length

Pipe Material

For Use With

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Sealing Location

How can we improve?

24 Products

Fluid Handling

Pipe and Fittings

Pipe and Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases

Expansion Plugs

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

Building and Machinery Hardware

Protective Plugs

Protective Plugs

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

Protective Caps

Protective Caps

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

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Facility and Grounds Maintenance

Floor Drain Trap Seals

Floor Drain Trap Seals

Stop sewer gases from escaping through rarely used floor drains if the P-trap dries out

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