Compression Washers | McMaster-Carr

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System of Measurement

ID

OD

Material

Stainless Steel

Thickness

Shaft Diameter

Screw Size

Washer Type

Hole Diameter

Height

Disc Spring Type

Working Load

Less than 1,000 lb.

1,000 lb. to 1,999 lb.

2,000 lb. to 2,999 lb.

3,000 lb. to 9,999 lb.

10,000 lb. or greater

Compressed Height @ Working Load

Color

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Low Temperature

Moisture Resistant

Weather Resistant

Deflection @ Working Load

Less than 0.125"

0.125" to 0.249"

0.25" to 0.499"

1 mm to 1.99 mm

2 mm to 4.99 mm

5 mm to 9.99 mm

10 mm or greater

Length

RoHS

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Environment

Food and Beverage

Maximum Temperature

Less than 200° F

200° F to 249° F

250° F to 399° F

400° F to 499° F

500° F or greater

Flat Load

Less than 1,000 lbf

1,000 lbf to 1,999 lbf

2,000 lbf to 9,999 lbf

10,000 lbf to 19,999 lbf

20,000 lbf or greater

Specifications Met

How can we improve?

2,550 Products

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

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

Power Transmission

Disc Springs

Maintain tension and separate components on shafts, under bolt heads, and at the ends of valves

Electrical

Electrical Enclosure Fasteners

Electrical Enclosure Fasteners

Mount components to your enclosure without worrying about leaks

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