Deublin 1101 Series "Closed-loop seal" Continuous Coolant Application Rotary Union

Welcome to the definitive source for high-performance alternatives to the Deublin 1101 Series Rotary Union. If you’re looking for a reliable, leak-proof, and durable fluid transfer solution for your rotating equipment without the premium price tag of the OEM, you’ve found it. We engineered our 1101 series-compatible rotary unions to meet or exceed the performance specifications of the original Deublin models. They provide a seamless drop-in replacement for a wide range of industrial applications, including water, coolant, and hot oil service.

Deublin 1101 Rotary Unions offer superior performance for machine tool and industrial applications like coolant or MQL. Closed seal with full-flow design. Efficient media transfer without debris. Smooth coolant delivery at high speeds.

This page serves as a central hub for our entire line of 1101 series equivalents. Browse our models, compare specifications, and discover the perfect rotating union to enhance your operational efficiency and reduce costly downtime.

deublin 1116 rotary union

Key Features

  • Single passage for coolant or MQL
  • Closed seals for transfer line and similar applications
  • Full-flow design has no obstructions to trap chips or debris
  • Bearing-supported with threaded rotor for easy installation
  • Deep groove radial ball bearings for smooth operation
  • Labyrinth system and large vents to protect ball bearings
  • Balanced mechanical seals made from silicon carbide for long life, even under difficult operating conditions
  • Anodized aluminum housing resists corrosion

Work Data

Maximum Pressure
Water-based Coolant     1,523PSI 105bar
MQL (oil mist)                145PSl 10bar
Maximum Speed            15000rpm 15.000min-1
Max Flow Rate                5.3gpm 20 l/min
Maximum Temperature  71°C >71 °C
Filtration lSO 4406 Grade 17/15/12, maximum 60 microns

Deublin 1101 Series Rotary UnionDeublin 1101 Series Rotary Union

Ready to Upgrade Your Operations?

Stop overpaying for OEM parts. Enhance your equipment’s reliability and reduce your maintenance budget today. Browse our selection of Deublin 1101 series rotary union alternatives below or contact our expert sales team for a personalized quote.