| COLOR | BLACK OVERALL |
| EXTERNAL THREAD TOLERANCE CLASS | 5G6G |
| FASTENER LENGTH | 29.58 MILLIMETERS MINIMUM AND 30.42 MILLIMETERS MAXIMUM |
| HEAD DIAMETER | 12.73 MILLIMETERS MINIMUM AND 13.27 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 7.64 MILLIMETERS MINIMUM AND 8.00 MILLIMETERS MAXIMUM |
| HEAD STYLE | FLAT CHAMFER |
| INTERNAL DRIVE STYLE | HEXAGON |
| MATERIAL DOCUMENT AND CLASSIFICATION | DIN267 PT 1 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL PROPERTY CLASS 12.9 OVERALL |
| NOMINAL THREAD DIAMETER | 8.0 MILLIMETERS |
| SPECIAL FEATURES | MAXIMUM OPERATING TENPERATURE 360 DEG F |
| WIDTH ACROSS FLATS | 6.02 MILLIMETERS MINIMUM AND 6.14 MILLIMETERS MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM F1136 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CHROMIUM AND ZINC OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 25.8 MILLIMETERS MINIMUM |
| THREAD SERIES DESIGNATOR | M |
| THREAD PITCH IN MILLIMETERS | 1.25 |