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Lightweight - Compact Rotary Unions

Product Announcement from DSTI - Dynamic Sealing Technologies, Inc.

Lightweight - Compact Rotary Unions-Image

The LT Series, lightweight rotary unions offer options from 2 - 24 fluid passages featuring all-aluminum construction and low-torque seals that are suitable for pressure or vacuum use.


  • Low Torque Seals
  • NPT / BSPT Connection Options
  • Compact - Lightweight Design
  • Corrosion Resistant
  • Low Heat Generation
  • Increased Design Strength & Durability
  • Enhanced Seal Life
  • Cost-effective / Customizable Options

Max. Pressure: 600 PSI (40 BAR)
Max. Vacuum: 30 HG
Max. Rotational Speed: up to 500 RPM
Temperature Range: 0° F to 220° F (-18° C to 105° C)
Media Types: Coolant, Gases, Oil, Steam, Water
Connection Types: NPT, Rc BSPT, O-ring Face Seal

DSTI rotary unions are available with a number of Electrical Slip Ring options for power, signal and data transfer. The assembly is available with an aluminum cover to protect the slip ring during use in demanding environments.

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