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Washers

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USS Thru-Hardened Flat Washers

Manufactured to ASME B18.22.1 specification & a hardness of HRC 38-45
Hardness: Rockwell C38 - 45
Steel zinc yellow plated & baked after plating

Free manufacture's certification available.

Extra Thick SAE Heavy Duty Thru-Hard Washers

Diameters to ASME B18.22.1 specifications & a hardness of HRC 38-45
Hardness: Rockwell C38 - 45
Steel mechanically zinc yellow plated & baked after plating

Free manufacture's certification available

Extra Thick USS Heavy Duty Thru-Hard Washers

Diameters to ASME B18.22.1 specifications & a hardness of HRC 38-45
Hardness: Rockwell C38 - 45
Steel mechanically zinc yellow plated & baked after plating

Free manufacture's certification available

High Strength Round Structural Washers

Manufactured to ASTM F436 specifications
All sizes made in the U.S.A.
Hardness: Rockwell C38 - 45
Steel plain

Free manufacture's certification available

Beveled Washers

Manufactured to ASTM F436 & ASME B18.2.6 specifications
All sizes made in the U.S.A. / For use with A325 & A490 structural bolts
Hardness: Rockwell C38 - 45
Hardened steel plain
Available in Stainless Steel

Free manufacture's certification available