Oil rotary union

for vacuumfor compressed airfor water

Short Description
Customizable rotary joint designed for continuous coolant delivery in CNC machine tool processing centers. Designed as a direct replacement for Dubolin 1116 series closed-seal rotators and optimized for high-speed vacuum and pneumatic applications.

Product Parameters

• Water-based coolant maximum pressure: 1,523 PSI (70 bar)
• Oil mist (MOL) maximum pressure: 145 PSI (10 bar)
• Maximum flow rate: 21.6 GPM (82 l/min)
• Operating temperature capability: >71°C

Product Detail
Detailed images and internal diagrams are available on the product page, showing seal configuration, internal passageways and mounting interfaces. The unit is supplied in configurable port and shaft arrangements to suit machine tool interfaces; consult the datasheet for dimensional drawings and installation recommendations.

Features / technical specifications

• Application: continuous coolant delivery for CNC machine tool processing centers; compatible with high-speed vacuum and pneumatic systems
• Seal design: closed-seal type (replacement for Dubolin 1116 series)
• Fluid compatibility: water-based coolants and oil mist (MOL)
• Pressure ratings: water-based coolant up to 1,523 PSI / 70 bar; MOL up to 145 PSI / 10 bar
• Flow capacity: up to 21.6 GPM / 82 l/min
• Temperature capability: operating above 71°C
• Form factor: customizable rotary joint/rotary union with multiple porting and shaft configuration options
• Maintenance: designed for serviceable seals and straightforward seal replacement; follow manufacturer maintenance intervals