No. 6 Washers | McMaster-Carr

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System of Measurement

Screw Size

Material

Garolite G-10/FR4

Stainless Steel

Washer Type

OD

ID

Thickness

0.001" to 0.003"

0.005" to 0.006"

0.013" to 0.019"

0.013" to 0.020"

0.014" to 0.016"

0.014" to 0.018"

0.015" to 0.017"

0.015" to 0.018"

0.016" to 0.022"

0.017" to 0.021"

0.017" to 0.023"

Finish

Black Zinc Plated

Corrosion-Resistant Coated

Phosphate Coated

Zinc Flake Coated

Zinc Yellow-Chromate Plated

Military Specification

Army-Navy Specification

Military Specification

Specifications Met

Color

Washer Designation

General Purpose

Performance

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Impact Resistant

Low Temperature

Moisture Resistant

Certification

Passivation

Tooth Location

Internal and External

ASME Designation

DFARS Specialty Metals

Shape

Width

RoHS

Compliant with Exemptions

REACH

Export Control Classification Number (ECCN)

Fastener Strength Grade/Class

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

How can we improve?

913 Products

Washers

General Purpose Washers

General Purpose Washers

Your go-to metal washer for every screw size

Oversized Washers

Oversized Washers

Exaggerated diameters and thicknesses to cover large holes or to create gaps

Mil. Spec. Washers

Mil. Spec. Washers

Adhere to U.S. military standards for material and construction

SAE Washers

Meet SAE sizing standards and typically have smaller diameters than USS washers

ASME Washers

Meet ASME standards and come in regular, narrow, and wide diameters

Plastic Washers

Plastic Washers

Lightweight, nonconductive, and naturally rust resistant

Mil. Spec. Plastic Washers

Mil. Spec. Plastic Washers

Meet U.S. military standards and are 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

Very-High-Temperature Mica Washers

Very-High-Temperature Mica Washers

Won't melt, stick, or become brittle, even when exposed to temperatures as high as 1050° F

Ultra-High-Temperature Ceramic Washers

Ultra-High-Temperature Ceramic Washers

Withstand the highest temperatures of all our washers up to 3000° F

Self-Retaining Washers

Self-Retaining Washers

Assemble screws and washers in advance to save time

Adhesive-Back Washers

Adhesive-Back Washers

Stick on your surface to prevent slipping while you fasten

Magnetic Washers

Magnetic Washers

Stay in place on iron and steel surfaces during installation

Clipped Washers

Clipped Washers

Clipped on one side to fit in tight spots

Double-Clipped Washers

Double-Clipped Washers

Squeeze into tighter spots than single-clipped washers

Square Washers

Won't rotate as you fasten screws in slots and channels

Rectangular Washers

Rectangular Washers

Our narrowest washers to fit in thin channels, slots, and other tight spaces

Dished Washers

Cover oversized holes, such as the ends of pipe and tubes

Other Products

Lock Washers

Resist vibration to prevent fasteners from loosening

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Finishing Washers

Finishing Washers

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

Insulating Washers

Insulating Washers

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

Spacers

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

Cushioning Washers

Cushioning Washers

Cushion joints to dampen vibration and protect them from wear

Leveling Washers

Leveling Washers

Curved or tapered to compensate for uneven mounting surfaces

Electrical-Terminal Washers

Electrical-Terminal Washers

Prevent wires from slipping out from under screw heads to keep electrical connections intact

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

Magnets

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

Unthreaded Inserts

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

Snap-In Nuts

Push into square holes in thin materials to add bolts for aligning off-center parts

Tag Washers

Bolt onto surfaces to mount tag rings and ties

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

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