Plastic Sealing Washers | McMaster-Carr

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Material

Stainless Steel

Filler Material

Polyester Fiber

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

System of Measurement

Color

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Low Temperature

Moisture Resistant

Environment

Food and Beverage

Cross Section Shape

Hardness

Width

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

Core Material

Silicone Rubber

Viton® Fluoroelastomer

RoHS

Minimum Temperature

-250° F or less

-249° F to -100° F

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

Shape

REACH

DFARS Specialty Metals

Hardness Rating

Export Control Classification Number (ECCN)

Specifications Met

How can we improve?

2,092 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

Sealing

O-Rings

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

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

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