Hex Bolts [Table 2] (ASTM A307 / A354 / A394)
ASME B 18.2.1 - 2012
Display drawing:
| Screw Thread | 3-1/2 | ||
| Thread Size | 3-1/2 | ||
| D | 3.5 | ||
| PP | UNC | 4 | |
| PP | UNF | None | |
| PP | UN | 8 | |
| Ds | Max | 3.589 | |
| Ds | Min | 3.461 | |
| S | Max | 5.25 | |
| S | Min | 5.075 | |
| E | Max | 6.062 | |
| E | Min | 5.786 | |
| K | Max | 2.38 | |
| K | Min | 2.057 | |
| R | Max | 0.190 | |
| R | Min | 0.060 | |
| B | L≤6 | 7.2500 | |
| B | L＞6 | 7.5000 | |