NASM Washers | McMaster-Carr

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Military Specification

Army-Navy Specification

Military Specification

Specifications Met

Screw Size

Material

Phosphor Bronze

Stainless Steel

OD

ID

Washer Type

Thickness

0.010" to 0.015"

0.013" to 0.020"

0.015" to 0.019"

0.016" to 0.025"

0.017" to 0.021"

0.017" to 0.023"

0.017" to 0.028"

0.018" to 0.022"

0.018" to 0.023"

0.019" to 0.021"

0.020" to 0.025"

0.022" to 0.042"

0.023" to 0.028"

0.024" to 0.032"

Certification

Finish

Zinc Yellow-Chromate Plated

Passivation

System of Measurement

DFARS Specialty Metals

Performance

Corrosion Resistant

High Temperature

RoHS

REACH

Shape

Hardness

Rockwell C40 to Rockwell C50

Export Control Classification Number (ECCN)

Overall Height

Tooth Location

Color

Maximum Temperature

250° F to 299° F

500° F to 999° F

Minimum Temperature

-99° F to -50° F

Greater than 0° F

Environment

Hole Diameter

How can we improve?

649 Products

Washers

Mil. Spec. Washers

Mil. Spec. Washers

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

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