Manufacturer Part Number: KP61011|Washer Type|Duty Type|Screw Size|3/8 inMaterial|Spring SteelThread Size|Inside Diameter (mm)|Inside Diameter (Decimal Inch)|Outside Diameter (mm)|Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|Thickness (Decimal Inch - 4 Decimals)|0.1150Hardness|Material Grade|2Military Specification|Does Not Meet Military SpecificationsStandards|Minimum Inside Diameter (Decimal Inch)|0.3820Minimum Inside Diameter (mm)|0.38Maximum Inside Diameter (mm)|Minimum Outside Diameter (Decimal Inch)|Minimum Outside Diameter (mm)|Maximum Outside Diameter (mm)|0.69Maximum Outside Diameter (Decimal Inch)|0.6910Maximum Thickness (Decimal Inch)|Maximum Thickness (mm)|Fastener Standard|Maximum Inside Diameter (Inch)|0.3930System Of Measurement|InchFinish Coating|Zinc-PlatedAdditional Information|UNSPSC Code|