3/8"-16 x 2" Zinc Finish SAE J429 Grade 8 Hex Serrated Flange Bolt / THREAD CLASS: 2A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 2.000 INCHES NOMINAL FASTENER LENGTH: 2.000 INCHES NOMINAL HEAD STYLE: C7 HEXAGON EXTENDED WASHER END ITEM IDENTIFICATION: 4320-01-617-7587 NOMINAL THREAD DIAMETER: 0.375 INCHES THREAD QUANTITY PER INCH: 16 PART NAME ASSIGNED BY CONTROLLING AGENCY: HEX HEAD SERRATED FLANGE SCREW MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: UNC