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The 5/16" Flat Washers (USS), Medium Carbon Through Hardened Steel, Plain (Dims: 3/8" I.D. x 7/8" O.D.), USA is stocked and ready to ship from South Coast Fasteners. It is made from Medium Carbon Through Hardened Steel with a plain finish. Used in distributing bearing pressure under a bolt or nut, it is part of our USA Flat Washers line, stocked across industries such as Manufacturing and Automotive.
Pairs well with Hex Bolts and Finished Hex Nuts to complete the assembly. Please contact us if you need assistance in selecting the right product or placing an order.