4th AXis ROTARY UNION KITS

When your application demands reliable air or fluid transfer through rotation, our custom rotary union kits deliver the precision, durability, and simplicity your setup needs. Designed specifically for your rotary table model, each kit ensures seamless integration into your 4th-axis or trunnion workflow—no guesswork, no compromises.

Built around high-performance rotary unions from DSTI, these kits give you industry-leading reliability paired with our engineered mounting, hardware, and routing solutions. The result: a clean, dependable, ready-to-run system tailored to your machine.

Pneumatic or Hydraulic Configurations

Choose the power system your application requires:

Pneumatic for low-to-medium-force clamping and part sensing
Hydraulic for high-force, high-rigidity workholding applications

Available in configurations with up to 8 independent ports, giving you the flexibility to run multiple clamps, sensors, or workholding circuits through a single rotary interface.

Complete, Ready-to-install kits

Each custom kit includes:

DSTI rotary union (pneumatic or hydraulic)
Purpose-built mounting hardware and brackets
Tubing, fittings, and adapters matched to your porting and pressure requirements