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5/16'' Grade 8 Lock Washer Yellow Zinc

High Alloy Helical Spring Lock Washers, also known as Grade 8, are made from Alloy Steel.  They are designed for use with Grade 5 and Grade 8 Bolts.  Lock Washers are a hardened, coil shaped, split circular washer.  They are primarily used to apply greater bolt tension to the unit for which they are applied. They resist loosening caused by vibration and provide a uniform load distribution.

Plating: Yellow Zinc
Material: Steel
Inside Diameter: 0.318/0.328
Outside Diameter: 0.586
Country of Origin varies; Country of Origin is subject to change
If plating is important please send an inquiry


Length/Size Price/Each Qty
5/16'' $ 0.09
Length/Size Price/Pkg Qty Qty
5/16'' $ 4.40 100
Length/Size Price/Case Qty Qty
5/16'' $ 225.00 12500