Manufacturer Part Number: R52001271|Nut Type|Serrated FlangeMaterial|SteelThread Size|5/8-18Flange Diameter (Inch)|Flange Diameter (Decimal Inch)|Flange Diameter (mm)|Flange Height (Decimal Inch)|Flange Height|Flange Height|0.5690Flange Height (mm)|Nut Height (mm)|Nut Height (Decimal Inch)|Material Grade|Thread Direction|Width Across Flats (Inch)|Width Across Flats (mm)|Width Across Flats (Decimal Inch)|Thread Standard|Thread Fit Class|Standards|Minimum Width Across Flats (Decimal Inch)|0.9220Maximum Width Across Flats (Decimal Inch)|0.9380Minimum Height (Decimal Inch)|Minimum Flange Diameter (Decimal Inch)|Maximum Flange Diameter (Decimal Inch)|Hardness|Fastener Standard|Width Across Points (mm)|System Of Measurement|Height (mm)|Finish Coating|Maximum Height (Inch)|Height (Inch)|Type|Additional Information|Product Service Code|UNSPSC Code|