This Standard is intended to cover the completegeneral and dimensional data for the various typesof inch series square and hex nuts, including machinescrew nuts and coupling nuts, addressed by this Standard.Also included are appendices covering gaging ofslots in slotted nuts, wrench openings for nuts, formulason which dimensional data are based, and measurementof bearing surface runout. It should be understood thatwhere questions arise concerning acceptance of product,the dimensions in the tables shall govern over recalculationby formula.