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Deublin 1109 Rotary Union
Deublin 1109 Series Disconnect Rotor with Coolant for Dry Running Applications

Deublin 1109 Rotary Union Replacement (Models: 1109-023-212 / 1109-040-388)

Original price was: $120.00.Current price is: $108.00.

  • Part Number: 1109 021 188
  • Max Pressure: 210 bar (3,000 psi)
  • Max Speed: 20,000 RPM
  • Media: Water, Steam, Hydraulic Fluids, Compressed Air
  • Materials: Stainless Steel, Brass
  • Seals: Mechanical Seals, Silicon Carbide (Optional)
  • Channels: Single or Multi-Channel Configurations
  • Temperature Range:-40°C to 200°C (-40°F to 392°F)
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Description

Looking for a reliable and cost-effective alternative to the Deublin 1109 rotary union?

Our high-performance rotary union is specifically engineered to replace Deublin 1109-023-212 and 1109-040-388, delivering the same level of sealing performance, durability, and high-speed operation—at a significantly lower cost.

Designed for modern CNC machining centers, this rotary union ensures stable coolant transfer through the spindle, improving machining efficiency and tool life.

Deublin 1109 rotary union replacement for CNC coolant system

Key Features

  • Direct replacement for Deublin 1109 series
  • Optimized for through-spindle coolant applications
  • High-speed performance with low vibration
  • Precision mechanical seal for extended service life
  • Compatible with water, coolant, and light oil
  • Compact design for CNC machine integration
  • Maintenance-friendly structure

Deublin 1109 rotary union replacement for CNC coolant system

Deublin 1109 vs Our Replacement

Feature Deublin 1109 Our Replacement
Performance Excellent Equivalent
Price High Competitive
Delivery Long Fast
Customization Limited Flexible

Deublin 1109 rotary union replacement for CNC coolant system

Why Choose Our Deublin Replacement

As a professional Chinese manufacturer with over 10 years of experience in rotary unions, we offer high-quality alternatives to international brands such as Deublin.

✔ Cost Advantage

Save 30–50% cost compared to the original Deublin products.

✔ Fast Delivery

Standard models available in stock, lead time within 7 days.

✔ OEM & Customization

We support:

  • Custom dimensions
  • Special sealing materials
  • High-pressure or high-speed modifications

✔ Proven Quality

  • 100% pressure and leak testing
  • Stable performance in global markets
  • Trusted by industrial OEM customers

Deublin 1109 rotary union replacement for CNC coolant system

Applications

This rotary union is widely used in:

  • CNC machining centers
  • Milling machines
  • Drilling and tapping machines
  • High-speed spindle systems
  • Metal cutting and tooling operations

It ensures stable coolant delivery directly through the spindle, reducing heat buildup and improving machining precision.

faqFAQ

Q1: Can your rotary union fully replace Deublin 1109?

Yes, our product is designed as a direct equivalent replacement with matching dimensions and performance.

Q2: Is it suitable for high-speed CNC applications?

Absolutely. It is optimized for high-speed spindle coolant systems.

Q3: What industries use this rotary union?

Mainly metal machining, automotive, aerospace, and precision manufacturing.

Q4: Do you support bulk orders or OEM?

Yes, we provide full OEM and bulk supply services.

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