Manufacturer Part Number: CD557609|Nut Type|Hex Nut Profile|Material|SteelThread Direction|Right HandThread Size (Inch)|Thread Size (mm)|Material Grade|Finish Coating|Width Across Flats (mm)|Width Across Flats (Inch)|Width Across Flats (Decimal Inch)|Thread Standard|Thread Fit Class|Hardness|Military Specification|Does Not Meet Military SpecificationsHeight (Inch)|Height (mm)|Height (Decimal Inch)|Fastener Standard|Width Across Points (Decimal Inch)|Width Across Points (mm)|21.10System Of Measurement|Additional Information|Product Service Code|UNSPSC Code|