Manufacturer Part Number: CLNFI20620-050B|Nut Type|Two-Way Lock NutMaterial|SteelThread Size (Inch)|5/8-18Thread Size (mm)|Material Grade|2Height (Decimal Inch)|Height (mm)|Height (Inch)|35/64Width Across Flats (Decimal Inch)|Width Across Flats (Inch)|15/16Width Across Flats (mm)|Locking Style|Distorted ThreadFlange Diameter (Decimal Inch)|Thread Direction|Right HandThread Fit Class|Standards|Insert Material|Fastener Standard|UNC; UNFMilitary Specification|Does Not Meet Military SpecificationsWidth Across Points (Decimal Inch)|Width Across Points (mm)|System Of Measurement|InchFinish Coating|ZincAdditional Information|Product Service Code|UNSPSC Code|