| HARDNESS RATING | 44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 8.1 MILLIMETERS MINIMUM AND 8.5 MILLIMETERS MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | DIN17221 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL THICKNESS | 1.9 MILLIMETERS MINIMUM AND 2.1 MILLIMETERS MAXIMUM |
| MATERIAL | STEEL |
| OUTSIDE DIAMETER | 12.7 MILLIMETERS MAXIMUM |
| SPECIFICATION/STANDARD DATA | D8286-DIN7980/OKT87/ZURUECKGEZOGEN PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |