THREAD SERIES DESIGNATOR | MJ |
NOMINAL THREAD DIAMETER | 12.0 MILLIMETERS |
THREAD PITCH IN MILLIMETERS | 1.25 |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 22.0 MILLIMETERS MINIMUM AND |
| 23.0 MILLIMETERS MAXIMUM |
FASTENER LENGTH | 162.20 MILLIMETERS MINIMUM AND |
| 162.80 MILLIMETERS MAXIMUM |
MATERIAL | STEEL COMP E4340 OR |
| STEEL COMP 8740 OVERALL |
SURFACE TREATMENT | CADMIUM AND |
| CHROMATE OVERALL |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND |
| 43.0 ROCKWELL C MAXIMUM OVERALL |
MINIMUM TENSILE STRENGTH | 1250 MEGAPASCALS |
HEAD STYLE | SPLINE EXTENDED WASHER |
HEAD HEIGHT | 8.2 MILLIMETERS MINIMUM AND |
| 9.0 MILLIMETERS MAXIMUM |
EXTENDED WASHER DIAMETER | 20.4 MILLIMETERS MINIMUM AND |
| 21.5 MILLIMETERS MAXIMUM |
EXTENDED WASHER THICKNESS | 2.9 MILLIMETERS MINIMUM AND |
| 3.2 MILLIMETERS MAXIMUM |
GRIP LENGTH | 139.80 MILLIMETERS MINIMUM AND |
| 140.20 MILLIMETERS MAXIMUM |
GRIP DIAMETER | 11.9590 MILLIMETERS MINIMUM AND |
| 11.9840 MILLIMETERS MAXIMUM |
SURFACE FINISH | 0.8 MICROMETERS BEARING SURFACE OF HEAD |
| 0.8 MICROMETERS GRIP |
| 0.8 MICROMETERS THREADS |
SPECIFICATION/STANDARD DATA | 80205-NA0058 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |