| THREAD SERIES DESIGNATOR | M |
| NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 0.7 |
| THREAD CLASS | 5G/6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 20.0 MILLIMETERS MINIMUM |
| FASTENER LENGTH | 49.5 MILLIMETERS MINIMUM AND |
| 50.5 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ISO 898-1 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ISO 4042 INTERNATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| COLOR | BLACK OVERALL |
| HEAD STYLE | FILLISTER |
| HEAD DIAMETER | 6.78 MILLIMETERS MINIMUM AND |
| 7.22 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 3.82 MILLIMETERS MINIMUM AND |
| 4.00 MILLIMETERS MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 3.020 MILLIMETERS MINIMUM AND |
| 3.080 MILLIMETERS MAXIMUM |
| SPECIFICATION/STANDARD DATA | I9008-ISO 4762 NATIONAL STD/SPEC |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEXAGON SOCKET HEAD CAP SCREW |