Manufacturer Part Number: 31-NU-75C|Nut Type|Heavy Hex Lock NutMaterial|Stainless SteelThread Size (Inch)|3/4-10Thread Size (mm)|Material Grade|18-8Height (Decimal Inch)|1.0000Height (mm)|Height (Inch)|1Width Across Flats (Decimal Inch)|1.2310 to 1.2550Width Across Flats (Inch)|1-1/4Width Across Flats (mm)|Locking Style|InsertFlange Diameter (Decimal Inch)|Thread Direction|Right HandThread Fit Class|Standards|Insert Material|NylonFastener Standard|UNCMilitary Specification|Does Not Meet Military SpecificationsWidth Across Points (Decimal Inch)|1.3820Width Across Points (mm)|System Of Measurement|InchFinish Coating|UncoatedAdditional Information|Product Service Code|UNSPSC Code|