Rotary unions
Rotary unions can be used to transfer media and information between rotating and stationary parts. Winding technology enables materials to be coiled onto – and uncoiled from – cores in an orderly manner.
Our product categories
32 Products
Two-way with fixed siphon
The BC-54000 series is suitable for water, steam and thermal oil. This version is intended for applications involving fixed siphon pipes. It can be used with thermal oil at temperatures of up to 232°C.
Single-passage type
The BC-54100 series is suitable for water, steam and thermal oil.
Two-way with rotating siphon
It can be used with thermal oil at temperatures of up to 232°C.
Series H two-way version
The self-supporting rotary union has two widely spaced carbon graphite plain bearings.
Standard applications
We offer rotary unions for hydraulic oil in lots of different sizes for use in small installation spaces
Installation in the shaft
Rotary unions for applications with limited space
High-pressure hydraulics
Deublin rotary unions for high-pressure hydraulics
Multiflow types
Rotary unions ensure sealed media transition points between fixed pressure lines and rotating machine parts
Series 857
Can be converted from single-passage to two-passage applications, where the medium circulates through and around the siphon pipe.
