Manufacturer Part Number: 1-THN-87C|Nut Type|Hex Lock NutMaterial|Stainless SteelThread Size (Inch)|7/8-9Thread Size (mm)|Material Grade|18-8Height (Decimal Inch)|Height (mm)|Height (Inch)|15/32Width Across Flats (Decimal Inch)|1.2390 to 1.2520Width 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)|1.4030Width Across Points (mm)|System Of Measurement|InchFinish Coating|Bright/UncoatedAdditional Information|Product Service Code|UNSPSC Code|