3/8"-16 Zinc Finish Grade A Finished Hex Nut / THREAD CLASS: 2B THREAD DIRECTION: RIGHT-HAND NUT STYLE: A12 HEXAGON NUT HEIGHT: 0.322 INCHES MINIMUM AND 0.339 INCHES MAXIMUM END ITEM IDENTIFICATION: 4320-01-617-7587; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV) WIDTH ACROSS FLATS: 0.549 INCHES MINIMUM AND 0.560 INCHES MAXIMUM THREAD SERIES: UNC THREAD QUANTITY PER INCH: 16 NOMINAL THREAD SIZE: 0.375 INCHES BEARING SURFACE TYPE: FLAT PART NAME ASSIGNED BY CONTROLLING AGENCY: FINISHED HEX NUT, GRADE A, ZINC PLATED MATERIAL: STEEL OVERALL SURFACE TREATMENT: ZINC OVERALL