Rigid Insulation Washers | McMaster-Carr

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Performance

Electrically Insulating

Electrically Insulating

System of Measurement

ID

Screw Size

OD

Thickness

0.001" to 0.003"

0.002" to 0.004"

0.004" to 0.006"

0.005" to 0.006"

0.008" to 0.012"

0.009" to 0.012"

0.010" to 0.020"

0.013" to 0.017"

0.014" to 0.016"

0.017" to 0.023"

0.018" to 0.023"

Material

Garolite G-10/FR4

Stainless Steel

Washer Type

Color

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

500° F to 999° F

1,000° F or greater

Sleeve Height

Sleeve OD

Length

Overall Height

Shape

Finish

Minimum Temperature

-250° F or less

-49° F to -1° F

Greater than 0° F

Thread Size

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Specifications Met

OSHA Compliant 29 CFR 1910.242

Sold As

How can we improve?

1,027 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

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

Spacers

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

Magnets

Attract or repel metal objects to hang, secure, or position them

Fabricating and Machining

Blowguns

Direct a stream of air to clean equipment, parts, and spaces

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