3" Gaskets | McMaster-Carr

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System of Measurement

Width

Thickness

Backing Type

Shape

Panel-Mount Mil. Spec. Connector

Length

Material

Color

Hardness Rating

Maximum Temperature

Texture

Cell Type

Environment

Hardness

For Use Outdoors

Performance

Electrically Insulating

Mount Type

Flexibility

RoHS

Minimum Temperature

REACH

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

Yes

Export Control Classification Number (ECCN)

1C007

1C990

EAR99

DFARS Specialty Metals

Tensile Strength

10,000 psi to 19,999 psi

20,000 psi to 29,999 psi

30,000 psi to 39,999 psi

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187 Products

Raw Materials

Rubber

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

54 products

Foam

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

37 products

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

35 products

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

2 products

Carbon

An electrical conductor that’s often used in electronics and sensors

9 products

Mica

An electrical insulator that resists high temperatures; use in circuit breakers and heating elements

2 products

Sealing

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

4 products

EMI/RFI Shielding Gaskets

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

5 products

Gasket Tape

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

6 products

Rope Seals

Insulate the edges of oven, furnace, and boiler doors to keep heat in

12 products

Edge Seals

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

1 product

Heating, Ventilation, and Air Conditioning

Pipe Insulation

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

12 products

Fastening and Joining

Repair and Duct Tape

Permanently join or seal surfaces

6 products

Building and Machinery Hardware

Surface Guards

Protect walls and other flat surfaces from impact

2 products