7/16"-14 x 1" Grade 5 Zinc Finish Hex Cap Screw / THREAD CLASS: 1A THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 1.000 INCHES NOMINAL FASTENER LENGTH: 1.000 INCHES NOMINAL HEAD STYLE: C1 HEXAGON HEAD HEIGHT: 0.321 INCHES MINIMUM AND 0.368 INCHES MAXIMUM WIDTH BETWEEN FLATS: 0.625 INCHES NOMINAL END ITEM IDENTIFICATION: 4310-01-582-0571;MRAP BUFFALO MK2A2 NOMINAL THREAD DIAMETER: 0.438 INCHES THREAD QUANTITY PER INCH: 14 MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL THREAD SERIES DESIGNATOR: UNC