| THREAD SERIES | M |
| NOMINAL THREAD SIZE | 8.0 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 1.25 |
| THREAD PITCH DIAMETERS | 7.188 TO 7.348 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A354,GRADE BD ALLOY STEEL K04100 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC AND |
| ALUMINUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM F2833,GRADE 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | HEXAGON |
| NUT HEIGHT | 6.44 MILLIMETERS MINIMUM AND |
| 6.80 MILLIMETERS MAXIMUM |
| WIDTH ACROSS FLATS | 12.73 MILLIMETERS MINIMUM AND |
| 13.00 MILLIMETERS MAXIMUM |
| BEARING SURFACE TYPE | CHAMFERED |
| SPECIFICATION/STANDARD DATA | 05047-ASME B18.24-2015 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,HEX,STYLE 1 |