Product Details
Series RU004

90 Degree Rotary Union for High Pressures

Rotary Systems' 90 degree rotary union for high pressures is designed for super-heavy-duty use. This rotary union uses a hardened and ground shaft, impregnated Teflon lip seals, and deep-groove ball bearings. The 004 series union is able to withstand high pressures at moderate speeds.

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Max. Hydraulic Pressure15,000 PSI
Max. Air Pressure250 PSI
Max. Vacuum Pressure28" Hg
Max. Temperature225° F

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Speed vs. Pressure

ru004 rotary union speed vs pressure chart large


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

  • 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 #10051-0401-000A Thread0.250 NPTB Length3.465C Diameter1.850 Download Drawing
Part #10053-0401-000A Thread0.500 NPTB Length4.948C Diameter2.705 Download Drawing
Part #10054-0401-000A Thread0.750 NPTB Length5.492C Diameter2.700 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.