Union
| Tube OD | Dimensions in mm | Pressure RatingPSIG (Bar) | Dawsons-TechPart No. | |||
| T | D | E | Tx | X | ||
| 1/4 | 7.1 | 4.8 | 9.7 | 25.4 | 6800 (468) | HPAU-4TSW |
| 3/8 | 7.9 | 7.1 | 12.7 | 25.4 | 4900 (337) | HPAU-6TSW |
| 1/2 | 9.7 | 10.4 | 16.0 | 25.4 | 3800 (261) | HPAU-8TSW |
| 3/4 | 11.2 | 16.0 | 22.4 | 25.4 | 2700 (186) | HPAU-12TSW |