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

Washer Type

Color

Length

Shaft Diameter

Performance

Chemical Resistant

Electrically Insulating

Heavy Vibration Resistant

High Temperature

Impact Resistant

Moisture Resistant

Weather Resistant

Overall Height

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

Hardness

Specifications Met

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Shape

Export Control Classification Number (ECCN)

Minimum Temperature

-250° F or less

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

Sold As

Sleeve Height

Sleeve OD

Tensile Strength

Less than 10,000 psi

10,000 psi to 11,999 psi

20,000 psi to 49,999 psi

50,000 psi or greater

Flammability Rating

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978 Products

Washers

Plastic Washers

Plastic Washers

Lightweight, nonconductive, and naturally rust resistant

Hard Fiber Washers

Hard Fiber Washers

Least likely to scratch delicate mounting surfaces

Fiberglass Washers

Fiberglass Washers

Best strength-to-weight ratio of all our nonmetal washers

Self-Retaining Washers

Self-Retaining Washers

Assemble screws and washers in advance to save time

Other Products

Thrust Bearings

Thrust Bearings

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Insulating Washers

Insulating Washers

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

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

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.)