Metric Hex Bolts (SAE J1199, ASTM F568)
ANSI B18.2.3.5M - 1979 (R2016)
Display drawing:
| Screw Thread | M20 | ||
| Thread Size | M20 | ||
| D | 20 | ||
| P | 2.5 | ||
| Ds | Max | 20.84 | |
| Ds | Min | 19.16 | |
| S | Max | 30 | |
| S | Min | 29.16 | |
| E | Max | 34.64 | |
| E | Min | 32.95 | |
| K | Max | 13.4 | |
| K | Min | 12.12 | |
| Kw | Min | 8.8 | |
| B | L≤125 | 46 | |
| B | 125＜L≤200 | 52 | |
| B | L＞200 | 65 | |