| FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL |
| HEAD DIAMETER | 13.57 MILLIMETERS MINIMUM AND 14.00 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 4.05 MILLIMETERS MINIMUM AND 4.40 MILLIMETERS MAXIMUM |
| HEAD STYLE | BUTTON |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F835M, QUENCHED AND TEMPERED ALLOY STEEL AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREWS, CAP, HEX SOCKET, BUTTON HEAD |
| THREAD PITCH IN MILLIMETERS | 1.25 |
| THREAD SERIES DESIGNATOR | M |
| WIDTH ACROSS FLATS | 8.025 MILLIMETERS MINIMUM AND 8.115 MILLIMETERS MAXIMUM |
| SPECIFICATION/STANDARD DATA | 05047-AMSE B18.24-2023 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-PRF-32647, HEXAVALENT CHROMIUM FREE, TYPE K16 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC NICKEL OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 20.0 MILLIMETERS NOMINAL |