Water rotary union / for oil / hydraulic / high-pressure
HPS 1 DSTI - Dynamic Sealing Technologies


  • Medium:

    for water, for oil

  • Applications:

    hydraulic, high-pressure, for transfer, for offshore applications, for coiled tubing, for oil industry applications, for the gas industry, drillship, maritime industry

  • Material:

    stainless steel

  • Pressure:

    Min.: 0 bar (0 psi)

    Max.: 1375 bar (19942.69 psi)

  • Rotational speed:

    Min.: 0 rpm (0 rad.min-1)

    Max.: 50 rpm (314.16 rad.min-1)


DSTI 1-passage HPS Series rotary unions feature one independent flow passage and a specialized sealing system capable of handling pressures up to 20,000 PSI [1,375 BAR].

HPS 1-passage models feature standard medium pressure housing connections, O-ring gland shaft connections, and an all-stainless steel construction for harsh marine and offshore environments.

If needed, DSTI can make modifications to meet application-specific requirements including changes to the HPS Series mounting configuration, connections, sealing system, and housing or shaft dimensions.


Other DSTI - Dynamic Sealing Technologies products