| THREAD SERIES DESIGNATOR | M |
| NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 0.7 |
| FASTENER LENGTH | 5.7 MILLIMETERS MINIMUM AND |
| 6.3 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| HEAD STYLE | PAN |
| HEAD DIAMETER | 7.6 MILLIMETERS MINIMUM AND |
| 8.0 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 2.8 MILLIMETERS MINIMUM AND |
| 3.1 MILLIMETERS MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE III |
| WASHER QUANTITY | 1 |
| PRIMARY WASHER STYLE | FLAT INTERNAL TEETH |
| PRIMARY WASHER OUTSIDE DIAMETER | 8.25 MILLIMETERS MINIMUM AND |
| 8.75 MILLIMETERS MAXIMUM |
| PRIMARY WASHER MATERIAL THICKNESS | 0.45 MILLIMETERS MINIMUM AND |
| 0.60 MILLIMETERS MAXIMUM |