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High-Performance Rotary Union Alternative to Dublin 1790000114

Original price was: $350.00.Current price is: $319.00.

  • Product name: Dublin 1790-000-114 Air Rotary Union
  • Max Pressure (Air): 150 PSI
  • Max Pressure (Hydraulic Oil): 3000 PSI
  • Max Flow Rate (Air) : Up to 40 CFM (1132 L/min)
  • Max Speed: Up to 3000 RPM
  • Rotor Connection: G 1¼ NPT RH
  • Housing Connection: ½ NPT
  • Operating Temperature: Up to 250°F (121°C)
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Description

Product Details: Dublin 1790 000 114 Rotary Union

Our replacement for the Dublin 1790-000-114 rotary union offers a cost-effective and reliable solution for high-speed coolant and compressed air transfer applications. Engineered with precision, this alternative rotary union maintains the same form, fit, and function as the original Deublin unit, while providing substantial cost savings without compromising on performance, durability, or compatibility.

The Dublin 1790 000 114 is a popular model known for its dual-channel design and durable forged brass housing, widely used in air, water, and hydraulic applications. This model is ideal for CNC machines, rotary spindles, machine centers, and automated production lines, particularly in industries such as metalworking, aerospace, automotive, and plastics manufacturing.

However, original branded rotary unions can be expensive, especially for large-scale or replacement needs. Our alternative rotary union matches essential technical specifications and performance criteria of the Dublin 1790 000 114, offering a cost-effective solution without compromising on quality or reliability. Whether you’re performing a rotary union replacement due to leakage, wear, or preventative maintenance, our product ensures a smooth transition with OEM-level performance at a more competitive price.

Dublin 1790 Series Air Rotary Union

Key Features of Dublin 1790 000 114 Rotary Union

🔩 Direct Replacement for Deublin 1790-000-114

Our rotary union is engineered to match the exact mechanical specifications of the Deublin 1790-000-114, ensuring a hassle-free retrofit with zero modifications to your existing system.

💧 Leak-Free Sealing Technology

Designed with a balanced mechanical seal, the unit maintains tight sealing under high-pressure coolant or air flow. This minimizes leakage, protects your equipment, and maintains a clean operating environment.

🔄 High-Speed Compatibility

Suitable for rotational speeds up to 8,000–10,000 RPM, our rotary union maintains smooth operation with minimal vibration or wear, ensuring reliable performance during continuous duty cycles.

🧊 Coolant-Through Capability

Perfect for through-spindle coolant systems, this rotary union delivers efficient coolant transfer directly to the tool tip, supporting superior machining accuracy and extended tool life.

🧠 Smart Cost Savings

With materials and components optimized for performance and affordability, this rotary union delivers up to 30–50% cost savings compared to OEM Deublin units.

🛠️ Maintenance-Free Design

Factory pre-lubricated and designed for extended operation, our rotary union requires no routine maintenance, minimizing downtime and total cost of ownership.

Dublin 1790 000 114 Rotary Union processDublin 1790 Series Rotary Union factoryDeublin 1005 113 063

Deublin 1005 113 063

Applications of Dublin 1790 000 114 Rotary Union

CNC Machining Centers – coolant transfer through high-speed spindles;
Automated Milling Machines – supports air and MQL media;
Rotary Indexers – fluid and pneumatic signal transmission;
Robotics & Automation – compact size and high RPM support;
Aerospace Machining – precision tolerance and leak-proof operation;
Injection Molding Machines – oil or coolant channeling in rotating tools.

why us

Why choose our Dublin 1790 000 114 Rotary Union

FeatureDublin 1790 000 114Our Alternative Rotary Union
PricePremium, higher costMore affordable, budget-friendly
Seal MaterialCarbon Graphite / BronzeEquivalent premium seal materials
ConstructionSelf-supported forged brassSame durable forged brass housing
Speed RangeUp to 1000 RPMUp to 1000 RPM
MaintenancePeriodic lubrication requiredOil port for easy re-lubrication
Warranty & SupportManufacturer warrantyCompetitive warranty and support
Customization OptionsLimited to Deublin catalogFlexible options available

Our product delivers comparable reliability and performance while offering significant cost savings, making it an excellent choice for OEMs, maintenance teams, and industrial buyers.

Deublin 1005 113 063

Ordering & Delivery

📦 Fast Shipping: Standard orders ship within 3–5 business days
🔧 Custom Thread Sizes or Ports:
Available on request
🌐 Global Delivery:
We support worldwide logistics
🧰 Bulk Orders:
Volume discounts available

how to choose the rotary unionFAQ  of Dublin 1790 000 114 Rotary Union

Q1: Is this rotary union fully compatible with the Deublin 1790-000-114?

Yes. It matches the dimensions, seal type, and performance specs of the original Deublin model.

Q2: Can I use this union for air and coolant together?

Yes, it supports both compressed air and water-based coolant. For oil-based fluids, please confirm media compatibility.

Q3: What is the average service life?

With proper installation, the seal can last over 10 million rotations before needing replacement.

Q4: Do you offer other Deublin replacement models?

Yes, we offer a full range of Deublin-equivalent rotary unions, including 1109, 2500, 1102, 1579 series, and more.

contact us

Conclusion and Call to Action

If you want a reliable, durable, and budget-friendly alternative to the Dublin 1790 000 114 rotary union, our product is your best choice. It combines essential features such as dual channels, balanced seals, and self-supported design with a more attractive price point, helping you optimize your operational costs without sacrificing quality.

Contact us today to request a quote, discuss your specific application needs, or learn more about our customizable rotary union solutions. Upgrade your pneumatic and hydraulic systems with confidence and save money with our trusted rotary union alternative.