| DISTANCE FROM CENTER OF HEAD TO CENTER OF SHANK | 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.658 INCHES NOMINAL FIRST HOLE |
| FASTENER LENGTH | 1.778 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| SHANK UNTHREADED HOLE DIAMETER | 0.111 INCHES NOMINAL FIRST HOLE |
| THREAD CLASS | 3A |