Manufacturer Part Number: 30636|Nut Type|Hex Lock NutMaterial|Stainless SteelThread Size (Inch)|3/8-16Thread Size (mm)|Material Grade|316Height (Decimal Inch)|Height (mm)|Height (Inch)|29/64Width Across Flats (Decimal Inch)|0.5530 to 0.5640Width Across Flats (Inch)|9/16Width 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)|0.6220Width Across Points (mm)|System Of Measurement|InchFinish Coating|Bright/UncoatedAdditional Information|Product Service Code|UNSPSC Code|31161716