Product Details
Series RU019

5 Pass Flange Mount Rotary Joint

Rotary Systems’ multi-purpose 5-passage, flange mount rotary unions feature a recessed shaft, through bore to accommodate electrical slip rings, a hardened and ground shaft, deep groove radial contact ball bearings and carbon fiber impregnated Teflon Seals.

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Max. Hydraulic Pressure7,000 PSI
Max. Air Pressure250 PSI
Max. Vacuum Pressure28" Hg
Max. Temperature225° F

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Speed vs. Pressure

5 pass threaded shaft rotary union ru018 speed vs. pressure chart tall


  • Material
    Choose based on application. Hastelloy and Super-Duplex Stainless available.

  • rotary union bearing covers modification

    Bearing Covers
    Additional bearing protection for harsh environments.

  • Shaft Extension rotary union modification

    Shaft Extension
    Couples rotary union to drive or driven machinery. 1/8" keyway.

  • Slip Rings
    Pass power, signal, and data with 24" long leads up to 10 amps per circuit.

  • Threads
    All common thread types available.


Part #A ThreadB LengthC Diameter
Part #10050-1905-000A Thread0.125 NPTB Length4.562C Diameter2.200 Download Drawing
Part #10051-1905-000A Thread0.250 NPTB Length5.593C Diameter2.718 Download Drawing
Part #10052-1905-000A Thread0.375 NPTB Length7.156C Diameter3.450 Download Drawing
Part #10053-1905-000A Thread0.500 NPTB Length7.513C Diameter3.950 Download Drawing
Part #10054-1905-000A Thread0.750 NPTB Length10.666C Diameter5.450 Download Drawing

If you are interested in seeing drawings for multiple parts, please contact us. We can help you find products that meet your needs and can send you multiple prints.