| FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL |
| HEAD DIAMETER | 12.73 MILLIMETERS MINIMUM AND 13.27 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 7.64 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEXAGON SOCKET HEAD CAP SCREWS |
| MATERIAL | UNABLE TO DECODE |
| NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
| SPECIFICATION/STANDARD DATA | I9008-ISO4762 INTERNATIONAL STD/SPEC |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | UNABLE TO DECODE |
| SURFACE TREATMENT | UNABLE TO DECODE |
| THREAD CLASS | 5G/6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 20.0 MILLIMETERS NOMINAL |
| THREAD PITCH IN MILLIMETERS | 1.25 |
| THREAD SERIES DESIGNATOR | M |
| WIDTH ACROSS FLATS | 6.02 MILLIMETERS MINIMUM AND 6.14 MILLIMETERS MAXIMUM |