3/4"-10 Zinc Finish Grade A Finished Hex Nut / THREAD CLASS: 2B THREAD DIRECTION: RIGHT-HAND NUT STYLE: A12 HEXAGON NUT HEIGHT: 0.609 INCHES MINIMUM AND 0.664 INCHES MAXIMUM WIDTH ACROSS FLATS: 1.093 INCHES MINIMUM AND 1.130 INCHES MAXIMUM THREAD SERIES: UNC THREAD QUANTITY PER INCH: 10 NOMINAL THREAD SIZE: 0.750 INCHES BEARING SURFACE TYPE: FLAT SPECIAL FEATURES: HEAVY HEX HEAD NUT STANDARD MATERIAL: STEEL OVERALL