7/8"-9 x 5" ASTM A307 Grade A Hot Dipped Galvanized Hex Bolt / THREAD CLASS: COURSE THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.0 INCHES NOMINAL FASTENER LENGTH: 5.0 INCHES NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 0.58 INCHES NOMINAL WIDTH BETWEEN FLATS: 1.83 INCHES NOMINAL NOMINAL THREAD DIAMETER: 0.852 INCHES THREAD QUANTITY PER INCH: 9 PART NAME ASSIGNED BY CONTROLLING AGENCY: BOLT,MACHINE MATERIAL: STEEL FASTENER SURFACE TREATMENT: ZINC FASTENER THREAD SERIES DESIGNATOR: UNC