Blue Washers | McMaster-Carr

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System of Measurement

Screw Size

ID

OD

Thickness

0.019" to 0.043"

0.037" to 0.049"

0.045" to 0.057"

0.052" to 0.072"

0.053" to 0.065"

0.057" to 0.069"

0.083" to 0.103"

0.4 mm to 0.6 mm

0.7 mm to 0.9 mm

0.8 mm to 1.0 mm

Color

Washer Type

Material

316 Stainless Steel

Finish

Hardness

Length

Overall Height

Washer Designation

General Purpose

Specifications Met

Performance

Chemical Resistant

Corrosion Resistant

Electrically Insulating

High Temperature

Metal Detectable

Moisture Resistant

Precision Adjust

Weather Resistant

Export Control Classification Number (ECCN)

Shape

REACH

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

RoHS

DFARS Specialty Metals

Width

Minimum Temperature

-99° F to -50° F

-49° F to 0° F

Greater than 0° F

Thread Type

Cross Section Shape

Mount Type

Unthreaded Hole

How can we improve?

385 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

Undersized Washers

Undersized Washers

Pair with fasteners that have narrow heads, such as cheese and socket head screws

Self-Retaining Washers

Self-Retaining Washers

Assemble screws and washers in advance to save time

Other Products

Lock Washers

Resist vibration to prevent fasteners from loosening

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Scouring Pads

Scrub heavy grease and grime away better than sponges

Vibration-Damping Mounts

Vibration-Damping Mounts

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

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

Tag Rings

Loop onto tags to attach them to lanyards, key rings, and other objects

Shims

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

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Wire Brushes

Scrub by hand or connect to power tools to clean, polish, deburr, and remove rust

Parts Baskets

Contain parts for cleaning and moving them in and out of washers

Strainers

Install next to valves and pumps to catch debris in your line

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