Rotary Unions

For the transmission of liquids, emulsions and gases

Rotary Unions (also: Rotary Joints, Rotating Unions) are required for the transfer of media between stationary and rotating machine parts in almost all branches of industry.
Media e. g. oil, water, grease, emulsion as well as (compressed) air, gas or vacuum.
According to the numerous applications, different requirements are placed on a Rotary Union.


Your benefits with GAT Rotary Unions

  • High plant availability thanks to durable products
  • Increased production rates through innovative, advanced technology
  • No component exchange when using different media
  • Combined systems: hydraulic + pneumatic + electric

GAT is a manufacturer of highly advanced Rotary Unions. We use sealing technologies that have proven their worth for decades.

Further to an extensive range of standard products, we also provide individual solutions as your competent partner.

Rotary Unions

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Explore our product finder to get a suitable solution quickly and easily with just a few clicks.

Our product portfolio consists of complete rotary unions and installation kits.

rotary union with fixed attachment via thread connection

Fixed attachment via thread connection

The device is attached fixedly to the rotor of the driven shaft.

rotary union with fixed attachment via flange connection

Fixed attachment via flange connection


rotary union with flexible attachment via stub shaft connection

Flexible attachment via stub shaft connection

The housing (stator) is fastened to the surrounding structure and the shaft (rotor) is connected flexibly to the driven shaft.


rotary union installation set.jpg

Installation kit (without bearing)

The device is integrated directly into the machine.


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Product Catalogue English 5.0 MB PDF
Product Catalogue Chinese 6.1 MB PDF
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