Manufacturer Part Number: Z9272|Washer Type|StructuralMaterial|Alloy SteelMaterial Grade|Screw Size|3/8 inThread Size|Inside Diameter (Inch)|13/32Inside Diameter (Decimal Inch)|0.4063Inside Diameter (mm)|Outside Diameter (mm)|Outside Diameter (Inch)|13/16Outside Diameter (Decimal Inch - 4 Decimals)|0.8125Thickness (mm)|Thickness (Inch)|1/8Thickness (Decimal Inch - 4 Decimals)|0.1250Standards|Finish Coating|Yellow Zinc DichromateFastener Standard|Military Specification|System Of Measurement|InchAdditional Information|Product Service Code|UNSPSC Code|31161807