Manufacturer Part Number: HLWIA0-8USA-100|Washer Type|Hi-CollarDuty Type|Screw Size|#8Material|SteelThread Size|Inside Diameter (mm)|Inside Diameter (Decimal Inch)|0.1680Outside Diameter (mm)|Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|Thickness (Decimal Inch - 4 Decimals)|0.0470Hardness|Material Grade|Military Specification|Does Not Meet Military SpecificationsStandards|Minimum Inside Diameter (Decimal Inch)|0.1680Minimum Inside Diameter (mm)|0.16Maximum Inside Diameter (mm)|Minimum Outside Diameter (Decimal Inch)|Minimum Outside Diameter (mm)|Maximum Outside Diameter (mm)|0.26Maximum Outside Diameter (Decimal Inch)|0.2670Maximum Thickness (Decimal Inch)|Maximum Thickness (mm)|Fastener Standard|Maximum Inside Diameter (Inch)|0.1750System Of Measurement|InchFinish Coating|Bright/UncoatedAdditional Information|UNSPSC Code|