Manufacturer Part Number: Z8860|Washer Type|Extra ThickMaterial|Case-Hardened SteelMaterial Grade|1010Screw Size|M20Thread Size|Inside Diameter (Inch)|Inside Diameter (Decimal Inch)|Inside Diameter (mm)|21.00Outside Diameter (mm)|35.00Outside Diameter (Inch)|Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|5.00Thickness (Inch)|Thickness (Decimal Inch - 4 Decimals)|Standards|Finish Coating|Black OxideFastener Standard|Military Specification|System Of Measurement|MetricAdditional Information|Product Service Code|UNSPSC Code|