Union
For metric Tube to fractional Tubes connectionWe are the leading manufacturer of Union fittings which are specifically used for metric tube to fractional tube connection. We have a variety of dimensions available that are tailored to meet your every requirement. Our Union fittings undergo stringent quality checks in order to deliver safe and secure connections.
| TUBE O.D. (MM) | TUBE O.D. (INCH) | DIMENSIONS IN INCH / MM | PART NO. | |||||
| T | Tx | E | F | G | Gx | L | Well-Lok | Fine-Lok |
| 3 | 1/8 | 2.4 | 11.0 | 11.0 | 7/16 | 22.1 | U-3-125 | SU-3-125 |
| 4 | 1/8 | 2.4 | 11.0 | 12.0 | 7/16 | 23.4 | U-4-125 | SU-4-125 |
| 4 | 1/4 | 2.4 | 12.0 | 12.0 | 9/16 | 25.4 | U-4-250 | SU-4-250 |
| 6 | 1/8 | 2.4 | 14.0 | 14.0 | 7/16 | 24.6 | U-6-125 | SU-6-125 |
| 6 | 1/4 | 4.8 | 14.0 | 14.0 | 9/16 | 26.2 | U-6-250 | SU-6-250 |
| 6 | 5/16 | 4.8 | 14.0 | 14.0 | 5/8 | 27.4 | U-6-312 | SU-6-312 |
| 8 | 1/4 | 4.8 | 16.0 | 16.0 | 9/16 | 27.4 | U-8-250 | SU-8-250 |
| 8 | 3/8 | 6.4 | 16.0 | 16.0 | 11/16 | 29.5 | U-8-375 | SU-8-375 |
| 10 | 1/8 | 2.4 | 18.0 | 19.0 | 7/16 | 27.7 | U-10-125 | SU-10-125 |
| 10 | 1/4 | 4.8 | 18.0 | 19.0 | 9/16 | 29.5 | U-10-250 | SU-10-250 |
| 10 | 5/16 | 6.4 | 18.0 | 19.0 | 5/8 | 30.0 | U-10-312 | SU-10-312 |
| 10 | 3/8 | 7.1 | 18.0 | 19.0 | 11/16 | 31.0 | U-10-375 | SU-10-375 |
| 12 | 5/16 | 6.4 | 22.0 | 22.0 | 5/8 | 30.2 | U-12-312 | SU-12-312 |
| 12 | 3/8 | 7.1 | 22.0 | 22.0 | 11/16 | 31.0 | U-12-375 | SU-12-375 |
| 12 | 1/2 | 9.5 | 22.0 | 22.0 | 7/8 | 31.0 | U-12-500 | SU-12-500 |
| 15 | 1/2 | 10.3 | 24.0 | 25.0 | 7/8 | 31.8 | U-15-500 | SU-15-500 |
| 16 | 5/8 | 12.7 | 24.0 | 25.0 | 1 | 31.8 | U-16-625 | SU-16-625 |
| 18 | 3/4 | 15.1 | 28.0 | 30.0 | 1-1/8 | 33.3 | U-18-750 | SU-18-750 |
| 20 | 1/2 | 10.3 | 30.0 | 32.0 | 7/8 | 34.8 | U-20-500 | SU-20-500 |
| 20 | 1 | 15.9 | 35.0 | 32.0 | 1-1/2 | 40.4 | U-20-1000 | SU-20-1000 |
| 25 | 1 | 21.8 | 35.0 | 38.0 | 1-1/2 | 40.4 | U-25-1000 | SU-25-1000 |
Dimensions are for reference only and are subject to change.