Silicone Rubber Washers | McMaster-Carr

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System of Measurement

OD

Screw Size

ID

Washer Type

Thickness

0.021" to 0.041"

0.047" to 0.109"

0.052" to 0.072"

0.078" to 0.105"

0.083" to 0.103"

1.320 mm to 1.820 mm

Performance

Corrosion Resistant

High Temperature

Impact Resistant

Metal Detectable

Weather Resistant

X-Ray Detectable

Color

Environment

Food and Beverage

Cross Section Shape

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Width

Hardness

Minimum Temperature

-249° F to -100° F

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

Core Material

Silicone Rubber

Dash Number

Enclosure Rating

Hardness Rating

For Use With

Diluted Salt Solutions

Fluorinated Solvents

Liquid Insecticides

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Food Industry Standard

3-A Certified 18-03

REACH

RoHS

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

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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2,475 Products

Sealing Washers

Washdown Bonded Sealing Washers

Washdown Bonded Sealing Washers

NEMA or IP rated to maintain the washdown rating of your enclosure

Sealing Washers

Sealing Washers

Choose from rubber, PTFE, hard fiber, or metal

Other Products

O-Rings

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

Grommets

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

Spacers

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

Cord Stock

Cut to length to create customized seals

Squeegees

Wipe liquids off of windows, floors and other surfaces

Magnets

Attract or repel metal objects to hang, secure, or position them

Tube and Tube Fittings

Tube and Tube Fittings

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

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