Male Union
| Face SealSize | Dimensions in mm | F-Hex(Inch) | Working PressurePSIG (Bar) | Dawsons-TechPart No. | |
| E | L | ||||
| 1/4 | 4.6 | 39.4 | 5/8 | 10,000 (689) | GFSMU-4 |
| 1/2 | 10.2 | 46.7 | 15/16 | 4300 (296) | GFSMU-8 |
| 3/4 | 15.7 | 62.0 | 15/16 | 3700 (254) | GFSMU-12 |
| 1 | 22.1 | 65.8 | 1-5/8 | 3000 (206) | GFSMU-16 |