Manufacturer Part Number: Z9099M-SS|Washer Type|StandardMaterial|Stainless SteelMaterial Grade|18-8Screw Size|1/2Thread Size|Inside Diameter (Inch)|17/32Inside Diameter (Decimal Inch)|0.5313Inside Diameter (mm)|Outside Diameter (mm)|Outside Diameter (Inch)|1-1/8Outside Diameter (Decimal Inch - 4 Decimals)|1.1250Thickness (mm)|Thickness (Inch)|1/8Thickness (Decimal Inch - 4 Decimals)|0.1250Standards|Finish Coating|Fastener Standard|Military Specification|System Of Measurement|InchAdditional Information|Product Service Code|UNSPSC Code|