Manufacturer Part Number: MP42455|Washer Type|Duty Type|Screw Size|M10Material|Spring SteelThread Size|Inside Diameter (mm)|10.20Inside Diameter (Decimal Inch)|Outside Diameter (mm)|18.10Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|2.20Thickness (Decimal Inch - 4 Decimals)|Hardness|Rockwell C44 to C51Material Grade|8Military Specification|Does Not Meet Military SpecificationsStandards|Minimum Inside Diameter (Decimal Inch)|Minimum Inside Diameter (mm)|10.20Maximum Inside Diameter (mm)|10.70Minimum Outside Diameter (Decimal Inch)|Minimum Outside Diameter (mm)|Maximum Outside Diameter (mm)|18.10Maximum Outside Diameter (Decimal Inch)|Maximum Thickness (Decimal Inch)|Maximum Thickness (mm)|2.20Fastener Standard|DIN 127Maximum Inside Diameter (Inch)|System Of Measurement|MetricFinish Coating|Zinc-PlatedAdditional Information|UNSPSC Code|