DescriptionSpecificationsDescription5/8-11, 1-3/8" Flange Diam, 13/16" High, 1-1/16" Across Flats, Flange Nut Grade Nylatron GS Nylon, 3/16" Flange Height, TCMAISpecificationsManufacturer Item No.CN-30NManufacturer NameMORTON MACHINE WORKS