Rubber Plugs | McMaster-Carr

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Material

Hastelloy C276 Nickel

Seal Material

System of Measurement

Profile Shape

Color

Fluorescent Green/Red

Attachment Type

Pipe Size

Shape

Height

Number of Holes

Performance

Environmental Awareness

Interference Shielding

Maximum Temperature

For Use With

Alcohol-Based Solvents

Deutsch Style Connectors

Fitting Type

Hole Diameter

Plug Connection Method

Hardness

Durometer 1A to Durometer 95A

Durometer 35A

Durometer 35A to Durometer 85A

Durometer 35A to Durometer 90A

Durometer 35A to Durometer 95A

Durometer 37A

Durometer 40A

Durometer 40A to Durometer 65A

Durometer 45A

Durometer 45A to Durometer 90A

Durometer 50A

Durometer 50A to Durometer 65A

Durometer 50A to Durometer 95A

Durometer 54A

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

Export Control Classification Number (ECCN)

2B999

5A991

EAR99

DFARS Specialty Metals

Finish

Body Material

3,911 Products

Building and Machinery Hardware

Protective Plugs

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

371 products

Protective Caps

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

138 products

Grommets

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

625 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

267 products

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

64 products

Fluid Handling

Expansion Plugs

Seal pipe and tubing lines when checking for leaks

335 products

Drain Valves

Vent air or discharge liquids to remove excess fluid from your system

5 products

Tube Fittings

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

322 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

17 products

Hose Fittings

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

34 products

Hose

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

57 products

Sights

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

149 products

Liquid-Level Gauges

Monitor fluid levels in containers

14 products

Breather Vents

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

4 products

Electrical Power, Networking, and Controlling

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

304 products

Power Connector Caps

Cover pin-and-sleeve power connectors when they're not in use

34 products

Metric Circular Connectors

Plugs, sockets, receptacles, and adapters for equipment with metric connections

21 products

Strain-Relief Connector Boots

Protect connectors and cords from strain, bends, and pulls

2 products

Latching Connectors

Protect connections in wet or harsh environments while keeping them accessible

9 products

D-Sub Connectors

Plugs, sockets, receptacles, and adapters for connecting computers, monitors, and printers

10 products

Mini Adapters

Create a branch off a main cord or connect multiple devices with mini connections to a single port

8 products

Extension Cords

Extend the reach of power from an outlet

130 products

Metric Circular Cords

Send power and control signals to equipment with metric connections

312 products

Power Cords

Connect equipment and devices to a power source

11 products

Mini Cords

Often used to send power and control signals to automated systems, motors, and pumps

142 products

Ethernet Cords

Send data between computers, printers, servers, and switches

192 products

Solenoid Valve Cords

Connect solenoid components, such as valves and motors

6 products

Sensor Signal Adapter Cords

Send data between sensors and receivers that have different signal types

2 products

Data Port Plugs

Keep dust, debris, and moisture out of unused computer ports

2 products

Welding Cable Connectors

Plugs and sockets to deliver power to welding cable

13 products

Distribution Blocks

Distribute electricity from a single power source to several devices in a circuit

8 products

Binding Posts

Test circuits before making permanent connections

1 product

Outlet Strips

Plug in multiple devices to power them from a single outlet

4 products

Electrical Enclosure Plugs

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

1 product

Cable Entry Panels

Pass multiple cords into an enclosure while sealing out moisture, dust, and other contaminants

83 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

14 products

Capacitor Boots

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

3 products

Wire and Cable Crimpers

Crimp connectors onto electrical wire or cable

6 products

Fastening and Joining

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

2 products

Threaded Inserts

Create new threads or repair stripped threads

1 product

Hex Head Screws

Used with nuts to create a stronger joint than flat and rounded screws

63 products

Facility and Grounds Maintenance

Floor Drain Trap Seals

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

4 products

Sink Drain Stoppers

Plug drains to fill up sinks and tubs

4 products

Drain Check Valves

Prevent water damage by placing into floor drains to stop sewer back-ups

3 products

Measuring and Inspecting

Test Leads

Pair with electrical testers such as multimeters to analyze your devices

23 products

Patch Cords

Make point-to-point connections between electrical testing equipment and your devices

1 product

Containers, Storage, and Furniture

Drum Plugs

Seal drum lid openings

16 products

Drum Locks

Secure drum lids and openings to prevent tampering

1 product

Safety Equipment

Earplugs

Protect your hearing in loud environments without the bulk of earmuffs

22 products

Safety Glasses

Shield your eyes from dirt, sunlight, lasers, and electrical and welding sparks

5 products

Floor Drain Plugs

Prevent oil and other spills from going down your floor drain

3 products

Spill-Control Drain Covers

Block grates and manholes so liquid can't get in and odors can't get out

6 products

Lubricating

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

1 product

Grease Fittings

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

4 products

Sealing

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

6 products

Drum Plug Gaskets

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

5 products