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ROTARY UNION ® transfers media (water, steam, air, oil, hydraulic fluid, etc) from a stationary source to rotating machinery, such as a drum or an indexing table. They are used in process industries such as; paper, printing, rubber and plastics, textile and chemical. Rotary Unions are also used on cranes, machine tools and many other applications. Duff-Norton Rotary Unions are used to provide heating or cooling media like steam, hot oil, water or coolant to control the surface temperature of a drum or roll, to transfer air or hydraulic fluid to moving components or to add fluids to mixers while in motion. Rotary unions, rotary joints and rotating joints ranging up to 750 psi and up to 5,000 RPM are available.
Specifications & Dimensions
DWA Series Mono Flow Diagram
Rotary Union: DWA Series mono flow Diagram
DWA Series Mono Flow
Rotary Union: DWA Series mono flow specification chart
DWA Series Dual Flow Diagram
Rotary Union: DWA Series dual flow diagram
DWA Series Dual Flow Option
Rotary Union: 5000 Series dual flow specification chart
NOTE: Elbows with BSP threads available in all sizes - contact factory for information