| EXTENDED WASHER THICKNESS | 1.10 MILLIMETERS MINIMUM |
| EXTENDED WASHER DIAMETER | 13.60 MILLIMETERS MAXIMUM |
| FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL |
| HEAD HEIGHT | 6.80 MILLIMETERS MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE J1199 PROPERTY CLASS 10.9 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL PROPERTY CLASS 10.9 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREWS, HEX, FLANGE 2-1 (METRIC) |
| NOMINAL THREAD DIAMETER | 6.0 MILLIMETERS |
| SPECIFICATION/STANDARD DATA | 05047-ASME B18.24-2023 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-PRF-32647, ZN-NI ALLOY, HEXAVALENT CHROMIUM FREE, TYPE K16 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC NICKEL OVERALL |
| THREAD CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 18.0 MILLIMETERS NOMINAL |
| THREAD PITCH IN MILLIMETERS | 1.0 |
| THREAD SERIES DESIGNATOR | M |
| WIDTH BETWEEN FLATS | 7.64 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |