| HARDNESS RATING | 250.0 ROCKWELL C MINIMUM AND 320.0 ROCKWELL C MAXIMUM |
| MATERIAL | STEEL |
| NOMINAL THREAD SIZE | 8.0 MILLIMETERS NUT THREAD |
| NOMINAL THREAD SIZE | 8.0 MILLIMETERS STUD THREAD |
| OFFSET YIELD STRENGTH | 640 NEWTONS PER SQUARE MILLIMETER |
| OVERALL LENGTH | 35.0 MILLIMETERS NOMINAL |
| STRENGTH GRADE DESIGNATION | 8.8 |
| TEST DATA DOCUMENT | D8286-DIN939 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 18.8 MILLIMETERS NOMINAL NUT THREAD |
| THREAD LENGTH | 6.8 MILLIMETERS NOMINAL STUD THREAD |
| THREAD SERIES DESIGNATOR | ISO M NUT THREAD |
| THREAD SERIES DESIGNATOR | ISO M STUD THREAD |
| THREAD PITCH DIAMETERS | +7.042/+7.160 MILLIMETERS NUT THREAD |
| THREAD PITCH DIAMETERS | +7.173/+7.244 MILLIMETERS STUD THREAD |
| THREAD PITCH IN MILLIMETERS | 1.25 STUD THREAD |
| THREAD PITCH IN MILLIMETERS | 1.25 NUT THREAD |