Manufacturer Part Number: A997400|Washer Type|SAEMaterial|Stainless SteelMaterial Grade|316Screw Size|1-1/4Thread Size|Inside Diameter (Inch)|1-5/16Inside Diameter (Decimal Inch)|Inside Diameter (mm)|Outside Diameter (mm)|Outside Diameter (Inch)|2-1/2Outside Diameter (Decimal Inch - 4 Decimals)|Thickness (mm)|Thickness (Inch)|Thickness (Decimal Inch - 4 Decimals)|0.1562Standards|Finish Coating|Fastener Standard|Military Specification|System Of Measurement|InchAdditional Information|Product Service Code|UNSPSC Code|