Wave Washer, Material Spring Steel, Material Grade/Class Not Applicable, Black Oxide, For Screw Size 3/8 in, Inside Diameter 0.403 in, Outside Diameter 33/64 in, Thickness 0 in, Overall Height 0.07 in, Type Triple Wave, System of Measurement Inch, Pack Size Small Pack, Rockwell Hardness C40 to C50, Package Quantity 50.
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