Manufacturer Part Number: B52001615|Nut Type|Hex Lock NutMaterial|SteelThread Size (Inch)|1-1/4-12Thread Size (mm)|Material Grade|BHeight (Decimal Inch)|Height (mm)|Height (Inch)|1-25/64Width Across Flats (Decimal Inch)|1.8010 to 1.8150Width Across Flats (Inch)|1-13/16Width Across Flats (mm)|Locking Style|InsertFlange Diameter (Decimal Inch)|Thread Direction|Right HandThread Fit Class|Standards|Insert Material|NylonFastener Standard|UNFMilitary Specification|Does Not Meet Military SpecificationsWidth Across Points (Decimal Inch)|2.0380Width Across Points (mm)|System Of Measurement|InchFinish Coating|ZincAdditional Information|Product Service Code|UNSPSC Code|31161716