Large Flange style are similar to dome style but the head diameter is larger.
| Screw Thread d | 3.2 | Φ4 | Φ4.8 | ||||||||
| d1 | max | 2.15 | 2.75 | 3.2 | |||||||
| L1 | 25 | 27 | 27 | ||||||||
| k | max | 2 | 2.2 | 2.5 | |||||||
| dk | 9.5 | 12 | 16 | ||||||||
| L | Max | 16 | 25 | 35 | |||||||