Silicone Rubber | McMaster-Carr

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Material

O-Ring Material

System of Measurement

Thickness

Width

Backing Type

Color

Shape

Panel-Mount Mil. Spec. Connector

Hardness

Durometer 35A to Durometer 90A

Maximum Temperature

Hardness Rating

Length

Texture

Environment

For Use With

Diluted Salt Solutions

Performance

Electrical Insulating

Minimum Temperature

For Use Outdoors

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Formulation

6,174 Products

Raw Materials

Rubber

Compresses and bounces back to shape; often used for sealing, cushioning, and shock absorbing

1,164 products

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

635 products

Sealing

Edge Seals

Block dust, water, and wind from entering the gaps around doors and windows

119 products

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

56 products

Gasket Tape

Seal openings such as those around windows, enclosures, and pipe flanges to prevent leaks

1 product

EMI/RFI Shielding Gaskets

Fit around enclosure doors or data connectors to prevent inaccurate signals and flickering displays

37 products

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

66 products

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

30 products

Cord Stock

Cut to length to create customized seals

146 products

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

2,140 products

Sealants

Fill and seal gaps in metal, plastic, wood, and other materials

119 products

Building and Machinery Hardware

Protective Plugs

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

162 products

Protective Caps

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

67 products

Edge Trim

Install on panels, boards, signs, and mirrors to protect edges from impact

23 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

98 products

Grommets

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

123 products

Surface Guards

Protect walls and other flat surfaces from impact

8 products

Vibration-Damping Mounts

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

115 products

Vibration-Damping Pads

Place under machinery to reduce vibration and noise, extending service life and protecting floors

3 products

Hand Grips

Cover handles so they're more comfortable and secure to hold

6 products

Fluid Handling

Tubing

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

820 products

Tube Fittings

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

44 products

Tubing Samples

Test tubing material or hardness to confirm it works for your application

1 product

Fastening and Joining

Sealing Washers

Prevent fluids from leaking around fasteners

106 products

Repair and Duct Tape

Permanently join or seal surfaces

2 products

Mounting Tape

Mount everything from signs and panels to carpet and padding

7 products

Fabricating and Machining

Casting Compounds

Mix and pour into molds to capture intricate detail when casting parts, linings, and prototypes

18 products

Electrical Power, Networking, and Controlling

Wire Sleeving

Bundle wiring and protect from abrasion and heat

13 products

Electrical Tape

Insulate wire and cable splices, wrap wire harnesses, and repair cable jacketing

12 products

Safety Equipment

Hot Pads

Shield hands or surfaces from hot objects

2 products

Heating, Ventilation, and Air Conditioning

Pipe Insulation

Fit around pipe, tubing, and tanks to reduce heat loss or condensation

21 products