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F436 Hardened Washers
Washers provide a smooth bearing surface and are used under the head of a bolt and/or a nut. The chemical, mechanical, and dimensional requirements for hardened washers are covered under the ASTM specification F436. These washers are through hardened or carburized to add strength.
Stock
Diameters: 1/2″ – 1-1/4″
Finish: Zinc or Zinc Yellow
