Threaded Plugs | McMaster-Carr

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Material

Stainless Steel

System of Measurement

Pipe Size

Thread Type

Chicago Fire Department

Thread Size

Fitting Type

Reducing Adapter

Drive Style

External 12-Point

External Octagon

External Square

Shape

For Use With

Abrasive Materials

Helical Inserts

Screw-Locking Helical Inserts

Acetic Acid (White Vinegar)

Acetic Acid (White Vinegar) (5% Concentration)

Acetic Acid (White Vinegar) (10% Concentration)

Gender

Pipe Material

Stainless Steel

Thread Pitch

Length

Fitting Connection

Spec Image

Spec Image

Spec Image

Spec Image

Quick Disconnect

Spec Image

Threaded Insert Type

Maximum Pressure @ Temperature

10 psi @ 70° F

20 psi @ 70° F

25 psi @ 70° F

50 psi @ 70° F

60 psi @ 70° F

65 psi @ 70° F

75 psi @ 70° F

100 psi @ 70° F

125 psi @ 70° F

150 psi @ 70° F

180 psi @ 70° F

200 psi @ 70° F

250 psi @ 70° F

290 psi @ 70° F

360 psi @ 70° F

415 psi @ 70° F

500 psi @ 70° F

675 psi @ 70° F

Body Shape

Attachment Type

Band-and-Buckle Clamp

Crimp-On Hose Ferrule

Worm-Drive Clamp

RoHS

Compliant with Exemptions

REACH

Pipe Schedule

Flange Material

Stainless Steel

DFARS Specialty Metals

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

Connects To

Export Control Classification Number (ECCN)

How can we improve?

9,979 Products

Fluid Handling

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Tube End Plugs

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

Tube End Cap and Plug Kits

Tube End Cap and Plug Kits

Cover or insert into the ends of tube fittings to keep out dirt and debris

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

Hose End Caps

Cover the ends of hose to keep out dirt and debris

Breather Vents

Maintain even pressure and vacuum as temperatures change by allowing airflow in tanks and enclosures

Pressure Test Fittings

Pressure Test Fittings

Create a temporary connection point for gauges and other testing equipment

Pressure-Relief Valves

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

Sights

Observe and monitor the contents of pipes, tanks, and other containers

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

Electrical Power, Networking, and Controlling

Electrical Enclosure Plugs

Electrical Enclosure Plugs

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

Safety Equipment

Fire Hydrant Caps

Fire Hydrant Caps

Pair with a hook-style spanner wrench to quickly cover and uncover fire hydrants

Fire Hydrant Plugs

Fire Hydrant Plugs

Pair with a hook-style spanner wrench to quickly seal fire hydrants and washdown equipment

Fastening and Joining

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

Threaded Insert Installation Tools

Threaded Insert Installation Tools

Install helical, key-locking, slotted-drive, and other threaded inserts

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

Threaded Hole Location Gauges

Threaded Hole Location Gauges

Pinpoint the true center of threaded holes to precisely align and measure parts

Hose Coupling Size-Identification Kits

Hose Coupling Size-Identification Kits

Match your hose coupling to one of the plugs to determine its size without measuring

Lubricating

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Grease Fitting Adapters

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

Grease Fitting Installation Tools

Grease Fitting Installation Tools

Tap to insert grease fittings in unthreaded holes

Oil Fittings

Install in engine blocks and other machinery to pour in oil while keeping dust out

Containers, Storage, and Furniture

Drum Plugs

Seal drum lid openings

Drum Locks

Secure drum lids and openings to prevent tampering

Drum Plug Caps

Access inside drums to fill them

Material Handling

Valve Stem Caps

Valve Stem Caps

Keep dust and debris out of tire valves

Sealing

Drum Plug Gaskets

Drum Plug Gaskets

Form a tighter seal in drum openings than with a drum plug alone

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