Metric Plastic Washers | McMaster-Carr

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System of Measurement

Screw Size

OD

Material

18-8 Stainless Steel

ID

Thickness

0.2 mm to 0.3 mm

0.2 mm to 0.4 mm

0.3 mm to 0.4 mm

0.3 mm to 0.5 mm

0.4 mm to 0.6 mm

0.5 mm to 0.6 mm

0.5 mm to 0.7 mm

0.5 mm to 1.1 mm

0.6 mm to 0.9 mm

0.6 mm to 1.0 mm

0.7 mm to 0.9 mm

0.7 mm to 1.0 mm

0.8 mm to 1.2 mm

0.9 mm to 1.1 mm

0.9 mm to 1.2 mm

Washer Type

Color

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

Flame Retardant

Heavy Vibration Resistant

High Temperature

Impact Resistant

Low Temperature

Moisture Resistant

Shaft Diameter

Length

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 299° F

300° F to 499° F

500° F or greater

Overall Height

Hardness

REACH

Minimum Temperature

-250° F or less

-99° F to -50° F

-49° F to -1° F

Greater than 0° F

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Specifications Met

Export Control Classification Number (ECCN)

Shape

Sold As

Sleeve Height

Sleeve OD

Mount Type

Unthreaded Hole

Flammability Rating

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977 Products

Fastening and Joining

Washers

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Finishing Washers

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Spacers

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

Power Transmission

Thrust Bearings

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

Building and Machinery Hardware

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.)