Manufacturer Part Number: C613707|Washer Type|SealingMaterial|CopperMaterial Grade|Screw Size|7/16 inThread Size|Inside Diameter (Inch)|Inside Diameter (Decimal Inch)|0.4375Inside Diameter (mm)|Outside Diameter (mm)|Outside Diameter (Inch)|5/8Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|Thickness (Inch)|Thickness (Decimal Inch - 4 Decimals)|0.0312Standards|Finish Coating|PlainFastener Standard|Military Specification|System Of Measurement|InchAdditional Information|Product Service Code|UNSPSC Code|31161807