| size | a | b | c | npt |
| 1/2" | 40.0 | 9.4 | 25.1 | npt1/2x14 |
| 3/4" | 40.0 | 15.8 | 25.1 | npt3/4x14 |
| 1" | 45.0 | 22.1 | 50.4 | npt1x1.5 |
| 1 1/4" | 50.0 | 28.5 | 50.4 | npt1 1/4x11.5 |
| 1 1/2" | 50.0 | 34.8 | 50.4 | npt1 1/2x11.5 |
| 2" | 55.0 | 47.5 | 63.9 | npt2x11.5 |
| 2 1/2" | 60.0 | 60.2 | 77.4 | npt2 1/2x8 |
| 3" | 70.0 | 72.9 | 90.9 | npt3x8 |
| 4" | 75.0 | 97.4 | 118.9 | npt4x8 |
