Plastic Sealing Washers | McMaster-Carr

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Material

Stainless Steel

Filler Material

Polyester Fiber

System of Measurement

ID

1/32" to 13/16"

1/32" to 15/16"

1/32" to 1 1/16"

1/32" to 1 3/8"

1/32" to 1 5/8"

1/32" to 2 1/2"

OD

Screw Size

Thickness

0.010" to 0.020"

0.014" to 0.016"

0.026" to 0.036"

0.028" to 0.034"

0.035" to 0.070"

0.041" to 0.051"

0.042" to 0.052"

0.047" to 0.077"

0.053" to 0.073"

0.057" to 0.067"

0.060" to 0.067"

Washer Type

Color

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Low Temperature

Moisture Resistant

Squeeze to Open

Environment

Food and Beverage

Cross Section Shape

Width

Hardness

For Use With

Diluted Salt Solutions

Fluorinated Solvents

Synthetic Lubricants

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Dash Number

RoHS

Core Material

Silicone Rubber

Viton® Fluoroelastomer

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

DFARS Specialty Metals

Shape

Specifications Met

REACH

Export Control Classification Number (ECCN)

Hardness Rating

How can we improve?

2,091 Products

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Insulating Washers

Insulating Washers

Isolate screws from electrical current and prevent corrosion from mating different metals

Building and Machinery Hardware

Grommets

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

Vibration-Damping Mounts

Vibration-Damping Mounts

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

Facility and Grounds Maintenance

Faucet Washers

Seal faucet components so they don’t leak

Sink Drain Fitting Washers

Sink Drain Fitting Washers

Replace the washers in sink drain fittings

Sealing

O-Rings

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

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