Heavy Hex Bolts
ASME B 18.2.1 - 1996
Display drawing:
| Screw Thread | 2-1/2 | ||
| Nominal Diameter | 2-1/2 | ||
| D | 2.5 | ||
| P | 4 | ||
| Ds | Max | 2.559 | |
| Ds | Min | 2.461 | |
| S | Nominal | 3-7/8 | |
| S | Max | 3.875 | |
| S | Min | 3.750 | |
| E | Max | 4.474 | |
| E | Min | 4.275 | |
| K | Nominal | 1-21/32 | |
| K | Max | 1.708 | |
| K | Min | 1.479 | |
| R | Max | 0.190 | |
| R | Min | 0.060 | |
| B | L≤6 | 5.250 | |
| B | L＞6 | 5.500 | |