Square Head Bolts
ASME B 18.2.1 - 2010
Display drawing:
| Screw Thread | 1-1/8 | ||
| D | 1.125 | ||
| PP | UNC | 7 | |
| Ds | Max | 1.149 | |
| Ds | Min | 1.098 | |
| S | Basic | 1-11/16 | |
| S | Max | 1.688 | |
| S | Min | 1.631 | |
| E | Max | 2.386 | |
| E | Min | 2.239 | |
| K | Basic | 3/4 | |
| K | Max | 0.780 | |
| K | Min | 0.720 | |
| R | Max | 0.09 | |
| R | Min | 0.03 | |
| B | L≤6 | 2.500 | |
| B | L＞6 | 2.750 | |