UL Series Rotary Unions
The UL Series rotary unions are small, lightweight rotary unions available in 2, 4, 8 and 12 passage versions. The UL Series rotary unions feature all-aluminum construction and low-torque seals that are suitable for pressure or vacuum use. The UL Series rotary unions can also be ordered as rotary union/electrical slip ring combination assemblies. Many electrical slip ring configurations are available.
Tool Pallette
| Item # | Number of Passages |
Overall Length |
Body Diameter |
Max. Pressure |
Max. Rotation Speed |
Max. Temp |
Standard Connection Type |
Slip Ring Option |
|---|---|---|---|---|---|---|---|---|
| UL2121 | 2 | 2.596 | 2.187 | 200 | 100 | 350 | 1/8 NPT | Yes |
| UL2321 | 2 | 4.624 | 3.437 | 200 | 100 | 350 | 3/8 NPT | Yes |
| UL2141 | 4 | 3.314 | 2.187 | 200 | 100 | 350 | 1/8 NPT | Yes |
| UL2341 | 4 | 6.284 | 3.437 | 200 | 100 | 350 | 3/8 NPT | Yes |
| UL2181 | 8 | 4.746 | 2.187 | 200 | 100 | 350 | 1/8 NPT | Yes |
| UL2381 | 8 | 9.610 | 3.437 | 200 | 100 | 350 | 3/8 NPT | Yes |
| UL21121 | 12 | 6.806 | 2.187 | 200 | 100 | 350 | 1/8 NPT | Yes |