THREAD SERIES DESIGNATOR | M |
NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
THREAD PITCH IN MILLIMETERS | 1.3 |
EXTERNAL THREAD TOLERANCE CLASS | 6G |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 16.4 MILLIMETERS MINIMUM AND |
| 16.9 MILLIMETERS MAXIMUM |
FASTENER LENGTH | 19.6 MILLIMETERS MINIMUM AND |
| 20.4 MILLIMETERS MAXIMUM |
MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL |
MATERIAL DOCUMENT AND CLASSIFICATION | ISO 898, CLASS 10.9 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
SURFACE TREATMENT | BLACK CHEMICAL FINISH OVERALL |
COLOR | BLACK OVERALL |
HEAD STYLE | FLAT COUNTERSUNK |
HEAD DIAMETER | 15.6 MILLIMETERS MINIMUM AND |
| 16.0 MILLIMETERS MAXIMUM |
INTERNAL DRIVE STYLE | HEXAGON |
WIDTH ACROSS FLATS | 5.0 MILLIMETERS MINIMUM AND |
| 5.1 MILLIMETERS MAXIMUM |
PART NAME ASSIGNED BY CONTROLLING AGENCY | BLACK OXIDE FLAT HEAD SOCKET CAP |