Silicone Rubber Seals | McMaster-Carr

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Material

Core Material

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Panel-Mount Mil. Spec. Connector

Hardness

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

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

Yes

Export Control Classification Number (ECCN)

1C008

2B999

EAR99

DFARS Specialty Metals

Grip Material

For Use On

Seal Material

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O-Ring Material

Coating Material

5,338 Products

Sealing

Edge Seals

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

117 products

O-Rings

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

2,233 products

Gasket Tape

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

1 product

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

56 products

Hose Coupling Gaskets

Form tight seals on cam-and-groove, grip-lock, and twist-claw hose connections

22 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

EMI/RFI Shielding Gaskets

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

37 products

Cord Stock

Cut to length to create customized seals

143 products

Sealants

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

130 products

Sealant Primers

Apply to surfaces before sealant to speed up drying times and improve adhesion

2 products

O-Ring Bonding Kits

Everything needed to make O-rings

9 products

Raw Materials

Rubber

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

1,152 products

Foam

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

635 products

Building and Machinery Hardware

Edge Trim

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

23 products

Grommets

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

123 products

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

21 products

Weatherstripping

Seal gaps around doors, windows, and frames

8 products

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

T-Slotted Framing Seals

Fill gaps around doors and panels to keep air, dust, and liquid out of T-slotted framing structures

2 products

Fastening and Joining

Sealing Washers

Prevent fluids from leaking around fasteners

59 products

Threaded Inserts

Create new threads or repair stripped threads

1 product

Sealing Nuts

Prevent leaks and block out contaminants with a rubber seal

27 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

5 products

Adhesive and Sealant Assortments

A collection of adhesives for routine maintenance and quick repairs

1 product

Glue

The first choice for everyday bonding and repairs

1 product

Mounting Adhesives

Mount objects with a range of adhesives, including glue-on-a-roll and glue shapes

8 products

Construction Adhesives

Join a wide range of construction materials, from drywall to carpeting

1 product

Adhesive Primers

Prepare surfaces before adding adhesives to improve bonding strength

3 products

Repair and Duct Tape

Permanently join or seal surfaces

2 products

Masking Tape

Temporarily join or protect surfaces

6 products

Electrical Power, Networking, and Controlling

Potentiometer Panel Seals

Keep moisture and dust out of potentiometers

4 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

96 products

Electrical Enclosure Plugs

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

1 product

Potting Compounds

Encase electronic assemblies in material that hardens to protect from dust, moisture, and vibration

27 products

Electrical Tape

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

9 products

Conformal Coatings

Secure and insulate components on circuit boards and other electronics

5 products

Thermal Interface Pads

Soft and flexible, so they conform to rough surfaces and fill gaps between two surfaces

24 products

Data Port Plugs

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

2 products

Fluid Handling

Tube Fitting Rings

Snap onto push-to-connect fittings to identify different tubing lines

5 products

Facility and Grounds Maintenance

Protective Coatings

Shield surfaces from the surrounding environment

4 products

Paint

Renew, enhance, protect, and change the color of surfaces

3 products

Roof Coatings

Form a water-resistant layer to restore and reinforce your roof

2 products

Safety Equipment

Fire Stops

Prevent fire and smoke from passing through holes in fire-resistant walls and floors

3 products