M8-1.25 x 16mm DIN 6921S Plain Finish Class 90 Steel Hex Serrated Flange Bolt / THREAD CLASS: 8 THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 16.0 MILLIMETERS NOMINAL FASTENER LENGTH: 16.0 MILLIMETERS NOMINAL HEAD STYLE: C7 HEXAGON EXTENDED WASHER END ITEM IDENTIFICATION: MRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS PART NAME ASSIGNED BY CONTROLLING AGENCY: BOLT, M8X16 HEX FLANGE SURFACE TREATMENT: PHOSPHATE OVERALL THREAD SERIES DESIGNATOR: M