M16-2.0 x 45mm DIN 7984 Hex Drive Class 10.9 Black Oxide Finish Alloy Steel Low Socket Cap Screw / THREAD DIRECTION: RIGHT-HAND THREAD LENGTH: 44.50 MILLIMETERS MINIMUM AND 45.50 MILLIMETERS MAXIMUM FASTENER LENGTH: 53.28 MILLIMETERS MINIMUM AND 54.50 MILLIMETERS MAXIMUM HEAD STYLE: C44 FILLISTER HEAD DIAMETER: 23.67 MILLIMETERS MINIMUM AND 24.00 MILLIMETERS MAXIMUM HEAD HEIGHT: 8.78 MILLIMETERS MINIMUM AND 9.00 MILLIMETERS MAXIMUM INTERNAL DRIVE STYLE: D5 HEXAGON END ITEM IDENTIFICATION: 2355-01-567-4930 NOMINAL THREAD DIAMETER: 16.0 MILLIMETERS WIDTH ACROSS FLATS: 12.03 MILLIMETERS MINIMUM AND 12.21 MILLIMETERS MAXIMUM MINIMUM TENSILE STRENGTH: 1040 MEGAPASCALS THREAD PITCH IN MILLIMETERS: 2.0 PART NAME ASSIGNED BY CONTROLLING AGENCY: M16-2.0X45MM CL10.9 DIN 7984 PLAIN LOW HEAD SOCKET COLOR: BLACK OVERALL MATERIAL: STEEL PROPERTY CLASS 10.9 OVERALL SURFACE TREATMENT: OXIDE OVERALL THREAD SERIES DESIGNATOR: M