Manufacturer Part Number: HFNI20257-100B|Nut Type|Serrated FlangeMaterial|SteelThread Size|1/4-20Flange Diameter (Inch)|Flange Diameter (Decimal Inch)|0.5940Flange Diameter (mm)|Flange Height (Decimal Inch)|0.2360Flange Height|Flange Height|0.2360inFlange Height (mm)|Nut Height (mm)|Nut Height (Decimal Inch)|Material Grade|2Thread 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)|0.4280Maximum Width Across Flats (Decimal Inch)|0.4380Minimum Height (Decimal Inch)|0.2220Minimum Flange Diameter (Decimal Inch)|0.5740Maximum Flange Diameter (Decimal Inch)|0.5940Hardness|Fastener Standard|Width Across Points (mm)|System Of Measurement|InchHeight (mm)|Finish Coating|ZincMaximum Height (Inch)|0.2360Height (Inch)|Type|Serrated Flange NutAdditional Information|Product Service Code|UNSPSC Code|