Flange Washers | McMaster-Carr

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System of Measurement

Screw Size

Material

Washer Type

Thickness

Sleeve OD

Sleeve Height

Overall Height

Finish

Hot-Dipped Galvanized

Performance

Electrical Insulating

Shaft Diameter

Color

Length

Height

Maximum Temperature

Edge Type

RoHS

Compliant with Exemptions

Not Compliant

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

REACH

Diameter

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Application

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610 Products

Fastening and Joining

Insulating Washers

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

267 products

Washers

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

26 products

Sealing Washers

Prevent fluids from leaking around fasteners

240 products

Finishing Washers

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

5 products

Cross-Bracing Washers

Connect cross-bracing rods or cables to structural beams; also known as hillside washers

20 products

Fabricating and Machining

Clamp Holding Washers

Replace worn washers on open-arm toggle clamps to keep holding screws in place

12 products

Material Handling

Tie-Down Washers

Angled sides align and hold tie-down straps

5 products

Power Transmission

Disc Springs

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

16 products

Electrical Power, Networking, and Controlling

Conduit Reducing Washers

Shrink knockout sizes in outlet boxes or enclosures to connect smaller conduit

19 products