Metric Sealing Washers | McMaster-Carr

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System of Measurement

Thread Type

ID

1 mm to 13.5 mm

Screw Size

OD

Material

Stainless Steel

Thickness

0.4 mm to 0.6 mm

0.6 mm to 0.9 mm

0.7 mm to 0.9 mm

0.8 mm to 1.2 mm

0.9 mm to 1.1 mm

0.9 mm to 1.2 mm

1.1 mm to 1.4 mm

1.168 mm to 1.981 mm

1.190 mm to 1.950 mm

1.194 mm to 1.956 mm

1.3 mm to 1.7 mm

1.320 mm to 1.820 mm

1.4 mm to 1.7 mm

Washer Type

Cross Section Shape

Color

Environment

Food and Beverage

For Use With

Diluted Salt Solutions

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Weather Resistant

Hardness

Pipe Size

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

Length

Specifications Met

Finish

Seal Material

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

Hardness Rating

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3,755 Products

Sealing Washers

Sealing Washers

Sealing Washers

Choose from rubber, PTFE, hard fiber, or metal

High-Pressure Bonded Sealing Washers

High-Pressure Bonded Sealing Washers

Prevent leaks in pumps, hydraulic systems, and other pressurized lines

Washdown Bonded Sealing Washers

Washdown Bonded Sealing Washers

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

Sanitary Bonded Sealing Washers

Sanitary Bonded Sealing Washers

Free of nooks and crannies where dirt and bacteria could collect

Sealing Washer Assortments

Sealing Washer Assortments

A collection of common sizes to prevent leaks around nuts and screws

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Tube Fitting Rings

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Prevent leaks at tubing connection points

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

Insulating Washers

Insulating Washers

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

O-Rings

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

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Spacers

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

Grommets

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

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