| FASTENER LENGTH | 3.260 INCHES NOMINAL |
| HEAD STYLE | DEE |
| HEAD DIAMETER | 0.770 INCHES NOMINAL |
| HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
| DISTANCE FROM CENTERLINE TO FLAT | 0.339 INCHES MINIMUM AND 0.341 INCHES MAXIMUM |
| FIRST DIAMETER FROM HEAD | 0.366 INCHES MINIMUM AND 0.368 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.120 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 2.840 INCHES MINIMUM AND 2.880 INCHES MAXIMUM |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |