Tube Plugs | McMaster-Carr

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Shape

Material

Stainless Steel

System of Measurement

ID

0.022" to 0.079"

0.025" to 0.08"

0.03" to 0.083"

3/64" to 13/64"

1/16" to 11/64"

1/16" to 13/64"

Plug Connection Method

Head Width

Pipe Size

Fitting Type

Reducing Adapter

Unit Price

Inside Width

0.584" to 0.68"

0.709" to 0.805"

Color

Attachment Type

Band-and-Buckle Clamp

Crimp-On Hose Ferrule

Worm-Drive Clamp

Head Diameter

Head Length

For Use With

Abrasive Materials

Profile Shape

Inside Length

0.584" to 0.68"

0.709" to 0.805"

Thread Type

Height

OD

0.053" to 0.12"

0.079" to 0.15"

0.111" to 0.177"

Thread Size

Fitting Connection

Drive Style

External 12-Point

External Octagon

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RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

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8,631 Products

Protective Plugs

Snap-In Square Plugs

Snap-In Square Plugs

Press firmly into square holes for a tighter hold than push-in plugs

Snap-In Plugs

Press firmly into place for a tighter hold than push-in plugs

Snap-In Rectangular Plugs

Snap-In Rectangular Plugs

A tighter fit than push-in plugs for finishing the ends of posts, workstations, and furniture

Snap-In Panel Plugs

Snap-In Panel Plugs

Close off unused wiring openings and holes in sheet metal

Locking Panel Plugs

Locking Panel Plugs

The most secure panel plugs, shaking and rattling won’t dislodge them

Hollow Tapered Plugs

Hollow Tapered Plugs

Shaped to fit a range of diameters and compress for a snug fit

Tapered Plugs

One plug fits a range of diameters

Push-In Square Plugs

Push-In Square Plugs

Close off the ends of square tubing and furniture

Metal Snap-In Panel Plugs

Metal Snap-In Panel Plugs

Toughest plugs for panels and sheet metal withstand impact and wear better than plastic

Push-In Panel Plugs

Push-In Panel Plugs

Fit tightly on both sides to fill wiring and access holes

Sealing Panel Plugs

Sealing Panel Plugs

Create a liquid-tight seal while protecting wire, cable, and tubing from sharp edges

Sealing Plugs

Seal the ends of water supply lines, refrigerant lines, and HVAC compressors

Metal Square Plugs

Metal Square Plugs

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

Hollow Plugs

Compress for snug fit

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

Push-In Rectangular Plugs

Push-In Rectangular Plugs

Close off the ends of rectangular tubing in framing structures, furniture, and shelving

Conductive Plugs

Conductive Plugs

Shield components from interference and drain static quickly

Tight-Hold Tapered Plugs

Tight-Hold Tapered Plugs

Tighten the wing nut to expand and seal

Miniature Tapered Plugs

Miniature Tapered Plugs

Block very small holes while you paint, coat, or plate parts

Hollow Tapered Plug Assortments

Hollow Tapered Plug Assortments

A range of sizes for plugging holes big and small

Pull-Through Plugs

Pull-Through Plugs

Fill the entire length of through holes

Pull-Tab-Release Hollow Plugs

Pull-Tab-Release Hollow Plugs

Lift and pull the tabs for easier removal than other plugs

Antistatic Plugs

Antistatic Plugs

Prevent static buildup to protect sensitive electronics

Metal Snap-In Panel Plug Assortments

Metal Snap-In Panel Plug Assortments

Fit a range of hole sizes in machine panels and sheet metal.

Freeze Plugs

Permanently seal the shallow holes left during the casting process

Vented Plugs for Pipe and Tubing

Vented Plugs for Pipe and Tubing

Tear away the tab to release pressure while coatings cure

Tapered Plugs for Food and Beverage

Tapered Plugs for Food and Beverage

Nonporous and super smooth to prevent bacteria growth

Vented Locking Panel Plugs

Vented Locking Panel Plugs

Release heat and fumes with plugs that stay put, even under vibration

Pull-Through Plugs for Countersunk Holes

Pull-Through Plugs for Countersunk Holes

Protect both the center and countersunk portions of holes with a single plug

Pull-Tab-Release Plugs

Pull-Tab-Release Plugs

Grip the tab for easier removal than other plugs

Snap-In Plugs for Socket Head Screws

Snap-In Plugs for Socket Head Screws

Keep debris from clogging or damaging hex drives

Miniature Pull-Through Plugs

Miniature Pull-Through Plugs

Stretch through very small holes in electronic components such as circuit boards and connectors

Vented Snap-In Panel Plugs

Vented Snap-In Panel Plugs

Air circulates and permits heat and fumes to escape from machine panels

Other Products

Tube End Plugs

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

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

Tube End Caps

Cover the ends of tube to keep out dirt and debris

Expansion Plugs

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

Heat Exchanger Plugs

Heat Exchanger Plugs

Plug leaky internal tubes in heat exchangers

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

Fixture Plate Plugs

Fixture Plate Plugs

Keep chips and shavings from clogging or damaging unused holes on fixture plates in milling machines

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

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

Bore Sealing Plugs

Bore Sealing Plugs

Permanently seal unthreaded holes in pneumatic and hydraulic components

Standoff Caps

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

Drain Cleanouts

Drain Cleanouts

Create an access point to inspect and clean floor drain pipelines

Quick-Release Pin Receptacles

Quick-Release Pin Receptacles

Secure quick-release pins when you don’t have a through hole

Retaining Rings

Retaining Rings

Hold components on a shaft

Tubing Flow Stops

Tubing Flow Stops

Temporarily block water flow to make soldering repairs without waiting for your line to drain

Grease Fittings

Grease Fittings

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

Rebar Caps

Brightly colored to alert workers to exposed rebar and pipe

Breather Vents

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

Heat-Shrink Tubing End Caps

Heat-Shrink Tubing End Caps

Seal moisture out of crimped electrical connections

Grease Fitting Adapters

Grease Fitting Adapters

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

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Tamper-Evident Seals

Tamper-Evident Seals

Secure hasps, latches, and other connections to visibly indicate tampering

Pressure-Relief Valves

Pressure-Relief Valves

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

Conveyor Guide Mounting Rod Caps

Conveyor Guide Mounting Rod Caps

Cover the ends of conveyor guide mounting rods for a finished look

Capacitor Boots

Capacitor Boots

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

Quick-Release Pin Retaining Caps

Quick-Release Pin Retaining Caps

Hold quick-release pins in holes that are oversized or out of round

Grease Fitting Junction Blocks

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

Pipe Fittings

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

Grease Fitting Cleaning Tools

Grease Fitting Cleaning Tools

Flush out old grease, dirt, and debris from clogged fittings

Grease Fitting Installation Tools

Grease Fitting Installation Tools

Tap to insert grease fittings in unthreaded holes

Grease Fitting Repair Tools

Grease Fitting Repair Tools

Remove and repair broken or clogged grease fittings and re-tap threaded holes

Dust Covers

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

Grease Fitting Manifolds

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

Air Conditioner Service Valve Caps

Air Conditioner Service Valve Caps

Seal off AC service valves to prevent refrigerant from leaking out

Oil Fittings

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

DIN Rail Caps

Guard the edges of DIN rail from damage and create a finished look

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