| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 14.00 MILLIMETERS NOMINAL |
| FASTENER LENGTH | 19.60 MILLIMETERS MINIMUM AND 20.40 MILLIMETERS MAXIMUM AND 20.00 MILLIMETERS NOMINAL |
| FIRST DIAMETER FROM HEAD | 3.20 MILLIMETERS MAXIMUM AND 3.00 MILLIMETERS MINIMUM |
| HEAD DIAMETER | 7.00 MILLIMETERS MAXIMUM AND 6.78 MILLIMETERS MINIMUM |
| HEAD HEIGHT | 4.00 MILLIMETERS MAXIMUM AND 3.82 MILLIMETERS MINIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | BS 6105,A2 NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL |
| MINIMUM TENSILE STRENGTH | 700 NEWTONS PER SQUARE MILLIMETER |
| NOMINAL THREAD DIAMETER | 4.00 MILLIMETERS |
| SPECIAL FEATURES | A2-70 STRENGTH GRADE DESIGNATION;RDG A 56 FLAT FILLISTER,RDG A 72 KNURLED NO.1 |
| WIDTH BETWEEN FLATS | 3.02 MILLIMETERS MINIMUM AND 3.08 MILLIMETERS MAXIMUM |
| THREAD CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 5.60 MILLIMETERS MINIMUM AND 6.40 MILLIMETERS MAXIMUM AND 6.00 MILLIMETERS NOMINAL |
| THREAD SERIES DESIGNATOR | ISO M |
| THREAD PITCH IN MILLIMETERS | 0.70 |