Manufacturer Part Number: FWI5150G-005BX|Washer Type|StandardMaterial|SteelMaterial Grade|1035/1050Screw Size|1-1/2 inThread Size|Inside Diameter (Inch)|Inside Diameter (Decimal Inch)|1.6180Inside Diameter (mm)|Outside Diameter (mm)|Outside Diameter (Inch)|3Outside Diameter (Decimal Inch - 4 Decimals)|3.0000Thickness (mm)|Thickness (Inch)|Thickness (Decimal Inch - 4 Decimals)|0.1770Standards|Finish Coating|GalvanizedFastener Standard|ASTM F436Military Specification|System Of Measurement|InchAdditional Information|Product Service Code|UNSPSC Code|