Elastomers | McMaster-Carr

Filter by

System of Measurement

Width

Color

Thickness

ID

Material

OD

Hardness

Cross Section Shape

Hardness Rating

Backing Type

Maximum Temperature

Length

Shape

Dash Number

Texture

For Use With

Minimum Temperature

USMCA Qualifying

REACH Compliance

For Use Outdoors

RoHS Compliance

DFARS Compliance

Specifications Met

Cell Type

Core Material

Fractional Width

Fractional ID

Mount Type

Tensile Strength

Fractional OD

Height

Flexibility

How can we improve?

22,768 Products

Raw Materials

Rubber

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

Foam

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

Sealing

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

O-Rings

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

10,675 products

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

Gasket Material

Gasket Material

Cut custom shapes and sizes to fill gaps between flat surfaces

EMI/RFI Shielding Gaskets

EMI/RFI Shielding Gaskets

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

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Made-to-Order Gaskets

Made-to-Order Gaskets

Send your exact specifications to get gaskets that fit precisely between surfaces

Drain Gaskets

Create a watertight seal between your drain and fixture without the mess of plumber's putty

Sealants

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

Edge Seals

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

Building and Machinery Hardware

Bumpers

Absorb impact to protect equipment and surfaces from dents and scuffs

Edge Trim

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

Surface Guards

Protect walls and other flat surfaces from impact

Weatherstripping

Weatherstripping

Seal gaps around doors, windows, and frames

Power Transmission

Springs

Apply and absorb force with compression, die, extension, torsion, and disc springs

Fastening and Joining

Adhesives

Bond surfaces together

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Fabricating and Machining

Casting Compounds

Casting Compounds

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

Prototyping Foam

Prototyping Foam

Carve, mill, or sand into lightweight parts for testing

Electrical

Thermal Interface Material

Thermal Interface Material

Dissipate heat away from electronic components

Potting Compounds

Potting Compounds

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

Measuring and Inspecting

O-Ring Gauges

Identify the size of your O-ring

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