| THREAD SERIES DESIGNATOR | M |
| THREAD LENGTH | 80.0 MILLIMETERS NOMINAL |
| FASTENER LENGTH | 80.0 MILLIMETERS NOMINAL |
| MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD DIAMETER | 24.0 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 3.0 |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F568M ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PHOSPHATE ZINC OVERALL |
| COLOR | BLACK OVERALL |
| HEAD HEIGHT | 14.78 MILLIMETERS MINIMUM AND |
| 15.22 MILLIMETERS MAXIMUM |
| WIDTH BETWEEN FLATS | 35.38 MILLIMETERS MINIMUM AND |
| 36.00 MILLIMETERS MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CAP, HEX, TAB, M24 C10.9 MB |